./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3b4637ab5710a1ca22a981e8047278048fbbf856825d3649b2cb9d48de11d175 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 04:03:34,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 04:03:34,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 04:03:34,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 04:03:34,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 04:03:34,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 04:03:34,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 04:03:34,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 04:03:34,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 04:03:35,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 04:03:35,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 04:03:35,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 04:03:35,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 04:03:35,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 04:03:35,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 04:03:35,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 04:03:35,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 04:03:35,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 04:03:35,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 04:03:35,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 04:03:35,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 04:03:35,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 04:03:35,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 04:03:35,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 04:03:35,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 04:03:35,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 04:03:35,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 04:03:35,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 04:03:35,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 04:03:35,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 04:03:35,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 04:03:35,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 04:03:35,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 04:03:35,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 04:03:35,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 04:03:35,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 04:03:35,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 04:03:35,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 04:03:35,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 04:03:35,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 04:03:35,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 04:03:35,047 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-03 04:03:35,089 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 04:03:35,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 04:03:35,090 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 04:03:35,090 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 04:03:35,091 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 04:03:35,091 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 04:03:35,091 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 04:03:35,091 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 04:03:35,091 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 04:03:35,092 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 04:03:35,093 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 04:03:35,093 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 04:03:35,093 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 04:03:35,093 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 04:03:35,093 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 04:03:35,094 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 04:03:35,094 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 04:03:35,094 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 04:03:35,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-03 04:03:35,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-03 04:03:35,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 04:03:35,095 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 04:03:35,095 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-03 04:03:35,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 04:03:35,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 04:03:35,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 04:03:35,096 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-03 04:03:35,096 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-03 04:03:35,097 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-03 04:03:35,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 04:03:35,097 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 04:03:35,097 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 04:03:35,098 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 04:03:35,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 04:03:35,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 04:03:35,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:03:35,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 04:03:35,100 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 04:03:35,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 04:03:35,100 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 04:03:35,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 04:03:35,101 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 04:03:35,101 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b4637ab5710a1ca22a981e8047278048fbbf856825d3649b2cb9d48de11d175 [2022-11-03 04:03:35,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 04:03:35,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 04:03:35,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 04:03:35,383 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 04:03:35,384 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 04:03:35,386 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i [2022-11-03 04:03:35,457 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/data/e93f8df5f/fe7367b5d65847b494291f18abaf05df/FLAG15d830bdc [2022-11-03 04:03:36,049 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 04:03:36,050 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i [2022-11-03 04:03:36,069 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/data/e93f8df5f/fe7367b5d65847b494291f18abaf05df/FLAG15d830bdc [2022-11-03 04:03:36,303 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/data/e93f8df5f/fe7367b5d65847b494291f18abaf05df [2022-11-03 04:03:36,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 04:03:36,308 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 04:03:36,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 04:03:36,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 04:03:36,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 04:03:36,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:03:36" (1/1) ... [2022-11-03 04:03:36,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@252e47ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:36, skipping insertion in model container [2022-11-03 04:03:36,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:03:36" (1/1) ... [2022-11-03 04:03:36,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 04:03:36,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 04:03:36,732 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i[23974,23987] [2022-11-03 04:03:36,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 04:03:36,753 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 04:03:36,806 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i[23974,23987] [2022-11-03 04:03:36,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 04:03:36,844 INFO L208 MainTranslator]: Completed translation [2022-11-03 04:03:36,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:36 WrapperNode [2022-11-03 04:03:36,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 04:03:36,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 04:03:36,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 04:03:36,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 04:03:36,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:36" (1/1) ... [2022-11-03 04:03:36,891 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:36" (1/1) ... [2022-11-03 04:03:36,923 INFO L138 Inliner]: procedures = 122, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 111 [2022-11-03 04:03:36,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 04:03:36,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 04:03:36,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 04:03:36,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 04:03:36,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:36" (1/1) ... [2022-11-03 04:03:36,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:36" (1/1) ... [2022-11-03 04:03:36,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:36" (1/1) ... [2022-11-03 04:03:36,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:36" (1/1) ... [2022-11-03 04:03:36,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:36" (1/1) ... [2022-11-03 04:03:36,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:36" (1/1) ... [2022-11-03 04:03:36,974 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:36" (1/1) ... [2022-11-03 04:03:36,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:36" (1/1) ... [2022-11-03 04:03:36,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 04:03:36,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 04:03:36,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 04:03:36,987 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 04:03:36,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:36" (1/1) ... [2022-11-03 04:03:36,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:03:37,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:03:37,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 04:03:37,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 04:03:37,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 04:03:37,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 04:03:37,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 04:03:37,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 04:03:37,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 04:03:37,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 04:03:37,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 04:03:37,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 04:03:37,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 04:03:37,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 04:03:37,230 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 04:03:37,232 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 04:03:37,590 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 04:03:37,637 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 04:03:37,637 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-03 04:03:37,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:03:37 BoogieIcfgContainer [2022-11-03 04:03:37,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 04:03:37,643 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 04:03:37,643 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 04:03:37,653 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 04:03:37,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:03:36" (1/3) ... [2022-11-03 04:03:37,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@344bf832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:03:37, skipping insertion in model container [2022-11-03 04:03:37,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:36" (2/3) ... [2022-11-03 04:03:37,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@344bf832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:03:37, skipping insertion in model container [2022-11-03 04:03:37,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:03:37" (3/3) ... [2022-11-03 04:03:37,656 INFO L112 eAbstractionObserver]: Analyzing ICFG dll_nullified-2.i [2022-11-03 04:03:37,680 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 04:03:37,681 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 35 error locations. [2022-11-03 04:03:37,753 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 04:03:37,762 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@246c9fe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 04:03:37,762 INFO L358 AbstractCegarLoop]: Starting to check reachability of 35 error locations. [2022-11-03 04:03:37,770 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 36 states have (on average 2.3055555555555554) internal successors, (83), 71 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:37,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-03 04:03:37,788 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:03:37,789 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2022-11-03 04:03:37,804 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr12REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:03:37,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:03:37,810 INFO L85 PathProgramCache]: Analyzing trace with hash 193712, now seen corresponding path program 1 times [2022-11-03 04:03:37,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:03:37,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794789295] [2022-11-03 04:03:37,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:03:37,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:03:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:03:38,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:03:38,021 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:03:38,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794789295] [2022-11-03 04:03:38,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794789295] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:03:38,022 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:03:38,022 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 04:03:38,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123030185] [2022-11-03 04:03:38,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:03:38,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 04:03:38,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:03:38,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 04:03:38,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:03:38,070 INFO L87 Difference]: Start difference. First operand has 72 states, 36 states have (on average 2.3055555555555554) internal successors, (83), 71 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:38,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:03:38,183 INFO L93 Difference]: Finished difference Result 95 states and 106 transitions. [2022-11-03 04:03:38,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 04:03:38,186 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2022-11-03 04:03:38,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:03:38,194 INFO L225 Difference]: With dead ends: 95 [2022-11-03 04:03:38,194 INFO L226 Difference]: Without dead ends: 92 [2022-11-03 04:03:38,195 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:03:38,203 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 24 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 04:03:38,204 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 134 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 04:03:38,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2022-11-03 04:03:38,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 71. [2022-11-03 04:03:38,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 36 states have (on average 2.1944444444444446) internal successors, (79), 70 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:38,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 79 transitions. [2022-11-03 04:03:38,253 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 79 transitions. Word has length 3 [2022-11-03 04:03:38,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:03:38,254 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 79 transitions. [2022-11-03 04:03:38,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:38,255 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2022-11-03 04:03:38,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-03 04:03:38,255 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:03:38,255 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-03 04:03:38,256 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 04:03:38,256 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:03:38,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:03:38,257 INFO L85 PathProgramCache]: Analyzing trace with hash 5850154, now seen corresponding path program 1 times [2022-11-03 04:03:38,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:03:38,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838467237] [2022-11-03 04:03:38,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:03:38,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:03:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:03:38,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:03:38,373 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:03:38,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838467237] [2022-11-03 04:03:38,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838467237] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:03:38,374 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:03:38,374 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 04:03:38,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097673605] [2022-11-03 04:03:38,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:03:38,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 04:03:38,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:03:38,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 04:03:38,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:03:38,377 INFO L87 Difference]: Start difference. First operand 71 states and 79 transitions. Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:38,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:03:38,520 INFO L93 Difference]: Finished difference Result 93 states and 103 transitions. [2022-11-03 04:03:38,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 04:03:38,520 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2022-11-03 04:03:38,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:03:38,523 INFO L225 Difference]: With dead ends: 93 [2022-11-03 04:03:38,524 INFO L226 Difference]: Without dead ends: 93 [2022-11-03 04:03:38,524 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:03:38,525 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 69 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 04:03:38,526 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 52 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 04:03:38,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2022-11-03 04:03:38,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 66. [2022-11-03 04:03:38,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 36 states have (on average 2.0555555555555554) internal successors, (74), 65 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:38,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 74 transitions. [2022-11-03 04:03:38,532 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 74 transitions. Word has length 4 [2022-11-03 04:03:38,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:03:38,533 INFO L495 AbstractCegarLoop]: Abstraction has 66 states and 74 transitions. [2022-11-03 04:03:38,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:38,533 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2022-11-03 04:03:38,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-03 04:03:38,533 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:03:38,534 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-03 04:03:38,534 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 04:03:38,534 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:03:38,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:03:38,535 INFO L85 PathProgramCache]: Analyzing trace with hash 5850155, now seen corresponding path program 1 times [2022-11-03 04:03:38,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:03:38,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558704662] [2022-11-03 04:03:38,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:03:38,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:03:38,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:03:38,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:03:38,651 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:03:38,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558704662] [2022-11-03 04:03:38,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558704662] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:03:38,654 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:03:38,654 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 04:03:38,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969253116] [2022-11-03 04:03:38,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:03:38,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 04:03:38,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:03:38,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 04:03:38,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:03:38,657 INFO L87 Difference]: Start difference. First operand 66 states and 74 transitions. Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:38,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:03:38,774 INFO L93 Difference]: Finished difference Result 61 states and 69 transitions. [2022-11-03 04:03:38,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 04:03:38,775 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2022-11-03 04:03:38,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:03:38,776 INFO L225 Difference]: With dead ends: 61 [2022-11-03 04:03:38,778 INFO L226 Difference]: Without dead ends: 61 [2022-11-03 04:03:38,779 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:03:38,781 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 65 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 04:03:38,783 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 38 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 04:03:38,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2022-11-03 04:03:38,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2022-11-03 04:03:38,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 36 states have (on average 1.9166666666666667) internal successors, (69), 60 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:38,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 69 transitions. [2022-11-03 04:03:38,795 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 69 transitions. Word has length 4 [2022-11-03 04:03:38,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:03:38,795 INFO L495 AbstractCegarLoop]: Abstraction has 61 states and 69 transitions. [2022-11-03 04:03:38,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:38,796 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2022-11-03 04:03:38,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-03 04:03:38,797 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:03:38,797 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:03:38,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 04:03:38,797 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:03:38,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:03:38,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1630395889, now seen corresponding path program 1 times [2022-11-03 04:03:38,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:03:38,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710270244] [2022-11-03 04:03:38,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:03:38,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:03:38,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:03:38,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:03:38,932 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:03:38,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710270244] [2022-11-03 04:03:38,933 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710270244] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:03:38,933 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:03:38,933 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 04:03:38,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285815604] [2022-11-03 04:03:38,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:03:38,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 04:03:38,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:03:38,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 04:03:38,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:03:38,935 INFO L87 Difference]: Start difference. First operand 61 states and 69 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:38,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:03:38,975 INFO L93 Difference]: Finished difference Result 69 states and 77 transitions. [2022-11-03 04:03:38,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 04:03:38,976 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-11-03 04:03:38,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:03:38,976 INFO L225 Difference]: With dead ends: 69 [2022-11-03 04:03:38,977 INFO L226 Difference]: Without dead ends: 69 [2022-11-03 04:03:38,977 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:03:38,978 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 1 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-03 04:03:38,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 105 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-03 04:03:38,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2022-11-03 04:03:38,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 68. [2022-11-03 04:03:38,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 43 states have (on average 1.7674418604651163) internal successors, (76), 67 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:38,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 76 transitions. [2022-11-03 04:03:38,985 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 76 transitions. Word has length 10 [2022-11-03 04:03:38,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:03:38,986 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 76 transitions. [2022-11-03 04:03:38,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:38,986 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2022-11-03 04:03:38,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-03 04:03:38,987 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:03:38,987 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:03:38,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 04:03:38,988 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr12REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:03:38,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:03:38,988 INFO L85 PathProgramCache]: Analyzing trace with hash -852454595, now seen corresponding path program 1 times [2022-11-03 04:03:38,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:03:38,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752437300] [2022-11-03 04:03:38,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:03:38,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:03:39,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:03:39,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:03:39,155 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:03:39,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752437300] [2022-11-03 04:03:39,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752437300] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:03:39,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [883198477] [2022-11-03 04:03:39,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:03:39,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:03:39,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:03:39,177 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:03:39,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 04:03:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:03:39,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-03 04:03:39,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:03:39,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:03:39,342 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:03:39,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:03:39,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [883198477] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 04:03:39,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1220822271] [2022-11-03 04:03:39,392 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2022-11-03 04:03:39,392 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:03:39,397 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:03:39,407 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:03:39,408 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:03:39,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,516 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-03 04:03:39,553 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:03:39,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,568 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-03 04:03:39,584 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:03:39,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,614 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-11-03 04:03:39,628 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:03:39,640 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:03:39,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,676 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2022-11-03 04:03:39,693 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:03:39,705 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:03:39,734 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:03:39,746 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:03:39,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,767 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:03:39,808 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:03:39,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,849 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:03:39,869 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:03:39,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:39,945 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 35 [2022-11-03 04:03:40,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,016 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 62 [2022-11-03 04:03:40,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,040 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:03:40,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,057 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:03:40,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,103 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2022-11-03 04:03:40,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,128 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:03:40,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,147 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:03:40,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,290 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,295 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,298 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,299 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,332 INFO L356 Elim1Store]: treesize reduction 51, result has 15.0 percent of original size [2022-11-03 04:03:40,333 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 20 case distinctions, treesize of input 323 treesize of output 322 [2022-11-03 04:03:40,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,368 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:03:40,369 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 329 treesize of output 316 [2022-11-03 04:03:40,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,396 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:03:40,397 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 329 treesize of output 316 [2022-11-03 04:03:40,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,529 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,530 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,531 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,534 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,546 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:03:40,547 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 338 treesize of output 325 [2022-11-03 04:03:40,569 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,592 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:03:40,593 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 323 treesize of output 325 [2022-11-03 04:03:40,612 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,633 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:03:40,634 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 323 treesize of output 325 [2022-11-03 04:03:40,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,761 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,762 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,800 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:03:40,800 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 332 treesize of output 337 [2022-11-03 04:03:40,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,845 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,848 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,849 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,850 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,863 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:03:40,864 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 338 treesize of output 325 [2022-11-03 04:03:40,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:40,886 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,887 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:40,908 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:03:40,909 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 332 treesize of output 337 [2022-11-03 04:03:41,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,027 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-03 04:03:41,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,077 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:03:41,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,097 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 58 [2022-11-03 04:03:41,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,116 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:03:41,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,150 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:03:41,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,177 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:03:41,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,197 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 70 [2022-11-03 04:03:41,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,292 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:03:41,293 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 329 treesize of output 316 [2022-11-03 04:03:41,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,318 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:03:41,318 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 329 treesize of output 316 [2022-11-03 04:03:41,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,340 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,343 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,346 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,347 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,373 INFO L356 Elim1Store]: treesize reduction 51, result has 15.0 percent of original size [2022-11-03 04:03:41,374 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 20 case distinctions, treesize of input 323 treesize of output 322 [2022-11-03 04:03:41,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,503 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,504 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,505 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,507 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,519 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:03:41,520 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 338 treesize of output 325 [2022-11-03 04:03:41,542 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,566 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:03:41,567 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 323 treesize of output 325 [2022-11-03 04:03:41,589 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,610 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:03:41,611 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 323 treesize of output 325 [2022-11-03 04:03:41,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,785 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,788 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,789 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,790 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,803 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:03:41,804 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 338 treesize of output 325 [2022-11-03 04:03:41,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,832 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,833 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,857 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:03:41,858 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 332 treesize of output 337 [2022-11-03 04:03:41,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:41,878 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,879 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:41,902 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:03:41,903 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 332 treesize of output 337 [2022-11-03 04:03:42,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:42,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:42,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:42,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:42,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:42,058 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-03 04:03:42,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:42,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:42,225 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 283 treesize of output 274 [2022-11-03 04:03:42,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:42,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:42,245 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 283 treesize of output 274 [2022-11-03 04:03:42,265 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:42,299 INFO L356 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2022-11-03 04:03:42,300 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 279 treesize of output 282 [2022-11-03 04:03:42,342 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 04:03:46,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1220822271] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:03:46,849 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-03 04:03:46,850 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [3, 3, 3] total 14 [2022-11-03 04:03:46,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928446590] [2022-11-03 04:03:46,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:03:46,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-03 04:03:46,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:03:46,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-03 04:03:46,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2022-11-03 04:03:46,852 INFO L87 Difference]: Start difference. First operand 68 states and 76 transitions. Second operand has 10 states, 10 states have (on average 1.2) internal successors, (12), 9 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:47,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:03:47,611 INFO L93 Difference]: Finished difference Result 80 states and 89 transitions. [2022-11-03 04:03:47,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-03 04:03:47,611 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.2) internal successors, (12), 9 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-11-03 04:03:47,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:03:47,612 INFO L225 Difference]: With dead ends: 80 [2022-11-03 04:03:47,612 INFO L226 Difference]: Without dead ends: 80 [2022-11-03 04:03:47,613 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2022-11-03 04:03:47,613 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 8 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 267 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-03 04:03:47,614 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 144 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-03 04:03:47,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2022-11-03 04:03:47,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 77. [2022-11-03 04:03:47,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 52 states have (on average 1.6538461538461537) internal successors, (86), 76 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:47,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 86 transitions. [2022-11-03 04:03:47,619 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 86 transitions. Word has length 12 [2022-11-03 04:03:47,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:03:47,619 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 86 transitions. [2022-11-03 04:03:47,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.2) internal successors, (12), 9 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:47,620 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2022-11-03 04:03:47,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-03 04:03:47,620 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:03:47,620 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2022-11-03 04:03:47,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 04:03:47,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:03:47,847 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:03:47,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:03:47,847 INFO L85 PathProgramCache]: Analyzing trace with hash 135804612, now seen corresponding path program 1 times [2022-11-03 04:03:47,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:03:47,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898776302] [2022-11-03 04:03:47,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:03:47,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:03:47,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:03:48,044 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:03:48,045 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:03:48,045 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898776302] [2022-11-03 04:03:48,045 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898776302] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:03:48,045 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2048115883] [2022-11-03 04:03:48,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:03:48,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:03:48,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:03:48,047 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:03:48,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 04:03:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:03:48,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-03 04:03:48,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:03:48,170 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:03:48,223 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-03 04:03:48,224 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-03 04:03:48,238 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:03:48,239 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:03:48,416 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:03:48,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2048115883] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 04:03:48,417 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [345973114] [2022-11-03 04:03:48,419 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2022-11-03 04:03:48,419 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:03:48,420 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:03:48,420 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:03:48,420 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:03:48,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,441 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-03 04:03:48,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,469 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-03 04:03:48,481 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:03:48,489 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:03:48,512 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:03:48,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,523 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-11-03 04:03:48,536 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:03:48,560 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:03:48,568 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:03:48,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,581 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2022-11-03 04:03:48,607 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:03:48,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,633 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:03:48,648 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:03:48,668 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:03:48,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,685 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:03:48,699 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:03:48,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,749 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 35 [2022-11-03 04:03:48,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,784 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:03:48,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,810 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 62 [2022-11-03 04:03:48,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,848 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:03:48,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,883 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2022-11-03 04:03:48,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,906 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:03:48,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,922 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:03:48,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:48,997 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:48,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,002 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,004 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,005 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,030 INFO L356 Elim1Store]: treesize reduction 51, result has 15.0 percent of original size [2022-11-03 04:03:49,030 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 20 case distinctions, treesize of input 323 treesize of output 322 [2022-11-03 04:03:49,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,072 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:03:49,073 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 329 treesize of output 316 [2022-11-03 04:03:49,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,106 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:03:49,107 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 329 treesize of output 316 [2022-11-03 04:03:49,188 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,219 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:03:49,219 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 323 treesize of output 325 [2022-11-03 04:03:49,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,250 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,253 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,254 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,257 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,267 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:03:49,268 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 338 treesize of output 325 [2022-11-03 04:03:49,284 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,304 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:03:49,305 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 323 treesize of output 325 [2022-11-03 04:03:49,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,425 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,426 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,461 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:03:49,462 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 332 treesize of output 337 [2022-11-03 04:03:49,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,494 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,497 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,497 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,500 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,510 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:03:49,511 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 338 treesize of output 325 [2022-11-03 04:03:49,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,530 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,531 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,552 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:03:49,553 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 332 treesize of output 337 [2022-11-03 04:03:49,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,655 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-03 04:03:49,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,692 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:03:49,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,708 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 58 [2022-11-03 04:03:49,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,724 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:03:49,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,754 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:03:49,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,767 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:03:49,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,785 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 70 [2022-11-03 04:03:49,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,856 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:03:49,857 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 329 treesize of output 316 [2022-11-03 04:03:49,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,881 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,884 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,885 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,886 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:49,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,916 INFO L356 Elim1Store]: treesize reduction 51, result has 15.0 percent of original size [2022-11-03 04:03:49,917 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 20 case distinctions, treesize of input 323 treesize of output 322 [2022-11-03 04:03:49,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:49,943 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:03:49,944 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 329 treesize of output 316 [2022-11-03 04:03:50,073 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:50,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,105 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:03:50,106 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 323 treesize of output 325 [2022-11-03 04:03:50,129 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:50,161 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:03:50,162 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 323 treesize of output 325 [2022-11-03 04:03:50,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:50,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,202 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:50,203 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:50,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,206 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:50,216 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:03:50,217 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 338 treesize of output 325 [2022-11-03 04:03:50,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,347 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:50,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,349 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:50,350 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:50,351 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:50,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,366 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:03:50,366 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 338 treesize of output 325 [2022-11-03 04:03:50,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,392 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:50,393 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:50,419 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:03:50,420 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 332 treesize of output 337 [2022-11-03 04:03:50,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,439 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:50,440 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:50,460 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:03:50,461 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 332 treesize of output 337 [2022-11-03 04:03:50,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,631 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 35 [2022-11-03 04:03:50,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,775 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 299 treesize of output 290 [2022-11-03 04:03:50,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:50,792 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:50,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,826 INFO L356 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2022-11-03 04:03:50,826 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 295 treesize of output 298 [2022-11-03 04:03:50,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:50,846 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 299 treesize of output 290 [2022-11-03 04:03:50,884 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 04:03:55,474 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [345973114] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:03:55,475 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-03 04:03:55,475 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [4, 3, 4] total 15 [2022-11-03 04:03:55,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088938239] [2022-11-03 04:03:55,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:03:55,476 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-03 04:03:55,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:03:55,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-03 04:03:55,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2022-11-03 04:03:55,477 INFO L87 Difference]: Start difference. First operand 77 states and 86 transitions. Second operand has 11 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:56,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:03:56,248 INFO L93 Difference]: Finished difference Result 78 states and 87 transitions. [2022-11-03 04:03:56,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-03 04:03:56,248 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-11-03 04:03:56,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:03:56,249 INFO L225 Difference]: With dead ends: 78 [2022-11-03 04:03:56,249 INFO L226 Difference]: Without dead ends: 78 [2022-11-03 04:03:56,250 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 44 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2022-11-03 04:03:56,250 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 2 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 268 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-03 04:03:56,251 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 146 Invalid, 276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 268 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-03 04:03:56,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2022-11-03 04:03:56,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2022-11-03 04:03:56,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 53 states have (on average 1.6415094339622642) internal successors, (87), 77 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:56,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 87 transitions. [2022-11-03 04:03:56,256 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 87 transitions. Word has length 19 [2022-11-03 04:03:56,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:03:56,256 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 87 transitions. [2022-11-03 04:03:56,257 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:56,257 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2022-11-03 04:03:56,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-03 04:03:56,257 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:03:56,258 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-11-03 04:03:56,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-03 04:03:56,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-03 04:03:56,471 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr12REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:03:56,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:03:56,471 INFO L85 PathProgramCache]: Analyzing trace with hash -103979852, now seen corresponding path program 1 times [2022-11-03 04:03:56,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:03:56,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238901573] [2022-11-03 04:03:56,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:03:56,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:03:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:03:56,656 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-03 04:03:56,656 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:03:56,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238901573] [2022-11-03 04:03:56,657 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238901573] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:03:56,657 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:03:56,657 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 04:03:56,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604028851] [2022-11-03 04:03:56,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:03:56,657 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 04:03:56,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:03:56,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 04:03:56,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 04:03:56,658 INFO L87 Difference]: Start difference. First operand 78 states and 87 transitions. Second operand has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:56,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:03:56,811 INFO L93 Difference]: Finished difference Result 94 states and 105 transitions. [2022-11-03 04:03:56,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 04:03:56,811 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-11-03 04:03:56,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:03:56,812 INFO L225 Difference]: With dead ends: 94 [2022-11-03 04:03:56,812 INFO L226 Difference]: Without dead ends: 94 [2022-11-03 04:03:56,813 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-03 04:03:56,813 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 163 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 04:03:56,814 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 47 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 04:03:56,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2022-11-03 04:03:56,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 72. [2022-11-03 04:03:56,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 56 states have (on average 1.5) internal successors, (84), 71 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:56,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 84 transitions. [2022-11-03 04:03:56,823 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 84 transitions. Word has length 22 [2022-11-03 04:03:56,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:03:56,824 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 84 transitions. [2022-11-03 04:03:56,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:03:56,824 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 84 transitions. [2022-11-03 04:03:56,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-03 04:03:56,825 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:03:56,825 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-11-03 04:03:56,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-03 04:03:56,826 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr13REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:03:56,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:03:56,826 INFO L85 PathProgramCache]: Analyzing trace with hash -103979851, now seen corresponding path program 1 times [2022-11-03 04:03:56,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:03:56,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950926102] [2022-11-03 04:03:56,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:03:56,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:03:56,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:03:56,952 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:03:56,952 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:03:56,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950926102] [2022-11-03 04:03:56,953 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950926102] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:03:56,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [691812230] [2022-11-03 04:03:56,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:03:56,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:03:56,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:03:56,955 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:03:56,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-03 04:03:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:03:57,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-03 04:03:57,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:03:57,134 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:03:57,134 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:03:57,185 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:03:57,185 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [691812230] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 04:03:57,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1409524694] [2022-11-03 04:03:57,190 INFO L159 IcfgInterpreter]: Started Sifa with 13 locations of interest [2022-11-03 04:03:57,191 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:03:57,191 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:03:57,191 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:03:57,192 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:03:57,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,229 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-03 04:03:57,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,255 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-03 04:03:57,266 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:03:57,274 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:03:57,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,292 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-11-03 04:03:57,303 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:03:57,310 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:03:57,328 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:03:57,336 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:03:57,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,347 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2022-11-03 04:03:57,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,378 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:03:57,390 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:03:57,399 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:03:57,416 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:03:57,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,433 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:03:57,447 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:03:57,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,504 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-03 04:03:57,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,570 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:03:57,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,585 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:03:57,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,603 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 58 [2022-11-03 04:03:57,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,632 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:03:57,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,646 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:03:57,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,665 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 70 [2022-11-03 04:03:57,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,704 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 82 [2022-11-03 04:03:57,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,721 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:03:57,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,741 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:03:57,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,846 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:57,846 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:57,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,849 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:57,858 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:03:57,859 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 342 treesize of output 323 [2022-11-03 04:03:57,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,875 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:57,893 INFO L356 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-03 04:03:57,893 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 336 treesize of output 338 [2022-11-03 04:03:57,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:57,921 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:57,948 INFO L356 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-03 04:03:57,948 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 336 treesize of output 338 [2022-11-03 04:03:58,054 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:58,056 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:58,091 INFO L356 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-03 04:03:58,091 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 345 treesize of output 350 [2022-11-03 04:03:58,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,126 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:58,127 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:58,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,130 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:58,140 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:03:58,141 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 342 treesize of output 323 [2022-11-03 04:03:58,157 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:58,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,160 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:58,183 INFO L356 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-03 04:03:58,184 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 345 treesize of output 350 [2022-11-03 04:03:58,325 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:58,326 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:58,327 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:58,350 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:03:58,351 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 354 treesize of output 355 [2022-11-03 04:03:58,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,388 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:58,389 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:58,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:58,391 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:58,401 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:03:58,402 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 338 treesize of output 319 [2022-11-03 04:03:58,418 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:58,419 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:58,420 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:58,439 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:03:58,440 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 350 treesize of output 351 [2022-11-03 04:03:58,789 INFO L356 Elim1Store]: treesize reduction 132, result has 17.0 percent of original size [2022-11-03 04:03:58,790 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 572 treesize of output 565 [2022-11-03 04:03:59,103 INFO L356 Elim1Store]: treesize reduction 200, result has 14.5 percent of original size [2022-11-03 04:03:59,103 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 614 treesize of output 494 [2022-11-03 04:03:59,250 INFO L356 Elim1Store]: treesize reduction 396, result has 10.4 percent of original size [2022-11-03 04:03:59,251 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 7 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 610 treesize of output 606 [2022-11-03 04:03:59,360 INFO L356 Elim1Store]: treesize reduction 200, result has 13.8 percent of original size [2022-11-03 04:03:59,360 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 614 treesize of output 584 [2022-11-03 04:03:59,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:59,525 INFO L356 Elim1Store]: treesize reduction 206, result has 14.2 percent of original size [2022-11-03 04:03:59,526 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 618 treesize of output 494 [2022-11-03 04:03:59,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:59,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:59,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:59,554 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:03:59,696 INFO L356 Elim1Store]: treesize reduction 442, result has 8.1 percent of original size [2022-11-03 04:03:59,697 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 39 case distinctions, treesize of input 619 treesize of output 618 [2022-11-03 04:03:59,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:59,777 INFO L356 Elim1Store]: treesize reduction 210, result has 13.2 percent of original size [2022-11-03 04:03:59,778 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 618 treesize of output 584 [2022-11-03 04:03:59,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:03:59,989 INFO L356 Elim1Store]: treesize reduction 206, result has 14.2 percent of original size [2022-11-03 04:03:59,989 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 618 treesize of output 494 [2022-11-03 04:04:00,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:00,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:00,011 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:00,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:00,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:00,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:00,016 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:00,156 INFO L356 Elim1Store]: treesize reduction 496, result has 7.3 percent of original size [2022-11-03 04:04:00,157 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 8 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 47 case distinctions, treesize of input 628 treesize of output 630 [2022-11-03 04:04:00,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:00,240 INFO L356 Elim1Store]: treesize reduction 210, result has 13.2 percent of original size [2022-11-03 04:04:00,240 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 618 treesize of output 584 [2022-11-03 04:04:00,322 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:00,326 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:00,332 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:00,341 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:00,347 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:00,355 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:00,368 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:00,376 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:00,385 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:00,386 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:04:00,395 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:00,407 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:04:00,407 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:04:00,440 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:04:00,446 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:00,460 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:00,466 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:00,472 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:04:00,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:00,484 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:04:00,492 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:00,499 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:00,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:00,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:00,513 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:04:00,521 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:00,529 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:00,543 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:00,550 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:00,556 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:00,568 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:00,576 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:00,583 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:00,600 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:00,607 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:00,617 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:00,617 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:04:00,628 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:00,640 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:04:00,640 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:04:00,697 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:04:00,702 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:00,762 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:00,777 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 04:04:00,778 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 155 [2022-11-03 04:04:00,807 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:00,826 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:00,859 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:00,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:00,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:00,871 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:00,876 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-03 04:04:00,876 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 162 treesize of output 167 [2022-11-03 04:04:00,924 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:00,938 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 04:04:02,495 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1499#(and (= |ULTIMATE.start_dll_create_~head~0#1.offset| |ULTIMATE.start_dll_create_#res#1.offset|) (not (<= (+ |ULTIMATE.start_main_~head~1#1.offset| 8) (select |#length| |ULTIMATE.start_main_~head~1#1.base|))) (<= |#NULL.offset| 0) (<= 5 |ULTIMATE.start_main_~len~0#1|) (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (= |ULTIMATE.start_dll_create_#res#1.base| |ULTIMATE.start_main_~head~1#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#res#1.base|) (<= 5 |ULTIMATE.start_dll_create_#in~len#1|) (= |ULTIMATE.start_main_~head~1#1.offset| |ULTIMATE.start_dll_create_#res#1.offset|) (<= |ULTIMATE.start_main_~len~0#1| 5) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (not (< 0 |ULTIMATE.start_dll_create_~len#1|)) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (<= 0 |#NULL.offset|) (<= 0 |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_#in~len#1| 5) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-11-03 04:04:02,495 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 04:04:02,495 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 04:04:02,495 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-11-03 04:04:02,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127517245] [2022-11-03 04:04:02,495 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 04:04:02,496 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-03 04:04:02,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:04:02,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-03 04:04:02,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2022-11-03 04:04:02,496 INFO L87 Difference]: Start difference. First operand 72 states and 84 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:02,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:04:02,569 INFO L93 Difference]: Finished difference Result 128 states and 145 transitions. [2022-11-03 04:04:02,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 04:04:02,570 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-11-03 04:04:02,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:04:02,574 INFO L225 Difference]: With dead ends: 128 [2022-11-03 04:04:02,575 INFO L226 Difference]: Without dead ends: 128 [2022-11-03 04:04:02,576 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 49 SyntacticMatches, 3 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2022-11-03 04:04:02,577 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 51 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 04:04:02,578 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 275 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 04:04:02,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2022-11-03 04:04:02,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 124. [2022-11-03 04:04:02,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 108 states have (on average 1.3240740740740742) internal successors, (143), 123 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:02,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 143 transitions. [2022-11-03 04:04:02,602 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 143 transitions. Word has length 22 [2022-11-03 04:04:02,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:04:02,602 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 143 transitions. [2022-11-03 04:04:02,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:02,605 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 143 transitions. [2022-11-03 04:04:02,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-03 04:04:02,606 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:04:02,606 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1] [2022-11-03 04:04:02,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-03 04:04:02,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:04:02,827 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:04:02,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:04:02,827 INFO L85 PathProgramCache]: Analyzing trace with hash -750116498, now seen corresponding path program 1 times [2022-11-03 04:04:02,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:04:02,828 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139455545] [2022-11-03 04:04:02,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:02,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:04:02,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:03,204 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-03 04:04:03,205 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:04:03,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139455545] [2022-11-03 04:04:03,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139455545] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:04:03,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1675280750] [2022-11-03 04:04:03,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:03,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:04:03,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:04:03,207 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:04:03,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-03 04:04:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:03,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-03 04:04:03,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:04:03,377 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:03,381 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:03,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:03,456 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-03 04:04:03,463 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-03 04:04:03,464 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-03 04:04:03,500 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-03 04:04:03,500 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:04:03,857 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-03 04:04:03,857 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1675280750] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 04:04:03,858 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1558102057] [2022-11-03 04:04:03,860 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2022-11-03 04:04:03,861 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:04:03,861 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:04:03,861 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:04:03,862 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:04:03,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:03,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:03,890 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-03 04:04:03,912 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:03,919 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:03,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:03,929 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-03 04:04:03,945 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:03,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:03,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:03,956 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-11-03 04:04:03,966 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:03,986 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:03,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:03,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:03,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:03,997 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2022-11-03 04:04:04,012 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:04,028 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:04,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,042 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:04:04,054 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:04,073 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:04,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,088 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:04:04,100 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:04,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,169 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-03 04:04:04,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,212 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:04:04,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,226 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:04:04,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,244 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 58 [2022-11-03 04:04:04,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,278 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 70 [2022-11-03 04:04:04,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,295 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:04:04,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,308 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:04:04,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,398 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:04:04,399 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 313 treesize of output 300 [2022-11-03 04:04:04,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,435 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:04,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,437 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:04,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,450 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:04,475 INFO L356 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2022-11-03 04:04:04,476 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 20 case distinctions, treesize of input 307 treesize of output 306 [2022-11-03 04:04:04,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,501 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:04:04,503 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 313 treesize of output 300 [2022-11-03 04:04:04,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,592 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:04,592 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:04,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,595 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:04,605 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:04,606 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 322 treesize of output 309 [2022-11-03 04:04:04,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,623 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:04,642 INFO L356 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-03 04:04:04,642 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 307 treesize of output 309 [2022-11-03 04:04:04,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,660 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:04,676 INFO L356 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-03 04:04:04,677 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 307 treesize of output 309 [2022-11-03 04:04:04,769 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:04,770 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:04,804 INFO L356 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-03 04:04:04,805 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 316 treesize of output 321 [2022-11-03 04:04:04,821 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:04,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,824 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:04,850 INFO L356 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-03 04:04:04,851 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 316 treesize of output 321 [2022-11-03 04:04:04,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,876 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:04,877 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:04,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:04,880 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:04,890 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:04,891 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 10 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 24 case distinctions, treesize of input 322 treesize of output 309 [2022-11-03 04:04:05,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:05,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:05,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:05,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:05,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:05,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:05,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:05,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:05,010 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:05,012 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:05,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:05,014 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:05,023 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:05,024 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 322 treesize of output 309 [2022-11-03 04:04:05,046 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:05,047 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:05,048 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:05,067 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:04:05,067 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 325 treesize of output 326 [2022-11-03 04:04:05,100 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:05,101 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:05,104 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:05,123 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:04:05,124 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 321 treesize of output 322 [2022-11-03 04:04:05,473 INFO L356 Elim1Store]: treesize reduction 132, result has 17.0 percent of original size [2022-11-03 04:04:05,474 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 510 treesize of output 511 [2022-11-03 04:04:05,674 INFO L356 Elim1Store]: treesize reduction 118, result has 13.9 percent of original size [2022-11-03 04:04:05,675 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 552 treesize of output 450 [2022-11-03 04:04:05,820 INFO L356 Elim1Store]: treesize reduction 396, result has 10.4 percent of original size [2022-11-03 04:04:05,821 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 7 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 548 treesize of output 544 [2022-11-03 04:04:05,889 INFO L356 Elim1Store]: treesize reduction 142, result has 11.8 percent of original size [2022-11-03 04:04:05,889 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 552 treesize of output 537 [2022-11-03 04:04:05,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:05,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:06,052 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:04:06,053 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 450 [2022-11-03 04:04:06,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:06,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:06,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:06,073 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:06,200 INFO L356 Elim1Store]: treesize reduction 442, result has 8.1 percent of original size [2022-11-03 04:04:06,200 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 39 case distinctions, treesize of input 557 treesize of output 556 [2022-11-03 04:04:06,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:06,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:06,267 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:04:06,268 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 537 [2022-11-03 04:04:06,358 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:06,364 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:06,369 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:06,378 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2022-11-03 04:04:06,383 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:06,390 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:06,401 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:06,407 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2022-11-03 04:04:06,415 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:06,432 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:06,443 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:04:06,444 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:04:06,460 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:06,469 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:06,470 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:04:06,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:06,483 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2022-11-03 04:04:06,516 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:04:06,521 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:06,535 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:06,542 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:04:06,548 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:06,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:06,560 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:04:06,573 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:06,580 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:06,591 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:06,603 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:06,609 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:06,619 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:06,624 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:06,631 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2022-11-03 04:04:06,643 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:06,651 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:06,659 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2022-11-03 04:04:06,679 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:06,690 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:04:06,691 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:04:06,702 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:06,711 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:06,711 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:04:06,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:06,724 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2022-11-03 04:04:06,782 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:04:06,789 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:06,846 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:06,854 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:06,868 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 04:04:06,868 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 155 [2022-11-03 04:04:06,897 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:06,909 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 04:04:08,224 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1939#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< (select |#length| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 16)) (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (<= |ULTIMATE.start_dll_create_~len#1| 5) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 12)) 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= 5 |ULTIMATE.start_dll_create_#in~len#1|) (= |ULTIMATE.start_main_~len~0#1| 5) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 12)) 0) (= |#NULL.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ 16 |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 20) (select |#length| |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (<= |ULTIMATE.start_dll_create_#in~len#1| 5) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_dll_create_~head~0#1.offset|))' at error location [2022-11-03 04:04:08,224 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 04:04:08,224 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 04:04:08,225 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 4, 4] total 9 [2022-11-03 04:04:08,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116184908] [2022-11-03 04:04:08,225 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 04:04:08,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-03 04:04:08,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:04:08,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-03 04:04:08,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2022-11-03 04:04:08,226 INFO L87 Difference]: Start difference. First operand 124 states and 143 transitions. Second operand has 10 states, 9 states have (on average 7.444444444444445) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:08,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:04:08,409 INFO L93 Difference]: Finished difference Result 143 states and 160 transitions. [2022-11-03 04:04:08,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 04:04:08,409 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 7.444444444444445) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2022-11-03 04:04:08,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:04:08,410 INFO L225 Difference]: With dead ends: 143 [2022-11-03 04:04:08,410 INFO L226 Difference]: Without dead ends: 143 [2022-11-03 04:04:08,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 68 SyntacticMatches, 5 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=101, Invalid=361, Unknown=0, NotChecked=0, Total=462 [2022-11-03 04:04:08,411 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 312 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 312 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 36 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 04:04:08,411 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [312 Valid, 64 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 82 Invalid, 0 Unknown, 36 Unchecked, 0.1s Time] [2022-11-03 04:04:08,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2022-11-03 04:04:08,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 120. [2022-11-03 04:04:08,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 105 states have (on average 1.3047619047619048) internal successors, (137), 119 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:08,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 137 transitions. [2022-11-03 04:04:08,416 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 137 transitions. Word has length 29 [2022-11-03 04:04:08,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:04:08,417 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 137 transitions. [2022-11-03 04:04:08,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 7.444444444444445) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:08,417 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 137 transitions. [2022-11-03 04:04:08,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-03 04:04:08,418 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:04:08,418 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1] [2022-11-03 04:04:08,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-03 04:04:08,638 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-11-03 04:04:08,638 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr13REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:04:08,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:04:08,639 INFO L85 PathProgramCache]: Analyzing trace with hash -59398630, now seen corresponding path program 2 times [2022-11-03 04:04:08,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:04:08,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868930999] [2022-11-03 04:04:08,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:08,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:04:08,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:08,779 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-03 04:04:08,779 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:04:08,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868930999] [2022-11-03 04:04:08,780 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868930999] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:04:08,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [382981250] [2022-11-03 04:04:08,780 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-03 04:04:08,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:04:08,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:04:08,782 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:04:08,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-03 04:04:08,938 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-03 04:04:08,938 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-03 04:04:08,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-03 04:04:08,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:04:09,003 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-11-03 04:04:09,003 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 04:04:09,003 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [382981250] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:04:09,004 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 04:04:09,004 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 8 [2022-11-03 04:04:09,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102577451] [2022-11-03 04:04:09,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:04:09,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 04:04:09,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:04:09,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 04:04:09,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-03 04:04:09,006 INFO L87 Difference]: Start difference. First operand 120 states and 137 transitions. Second operand has 6 states, 5 states have (on average 4.2) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:09,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:04:09,163 INFO L93 Difference]: Finished difference Result 147 states and 169 transitions. [2022-11-03 04:04:09,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 04:04:09,164 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2022-11-03 04:04:09,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:04:09,165 INFO L225 Difference]: With dead ends: 147 [2022-11-03 04:04:09,165 INFO L226 Difference]: Without dead ends: 147 [2022-11-03 04:04:09,165 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-11-03 04:04:09,166 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 280 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 280 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 04:04:09,166 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [280 Valid, 43 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 04:04:09,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2022-11-03 04:04:09,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 137. [2022-11-03 04:04:09,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 122 states have (on average 1.3114754098360655) internal successors, (160), 136 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:09,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 160 transitions. [2022-11-03 04:04:09,182 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 160 transitions. Word has length 49 [2022-11-03 04:04:09,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:04:09,183 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 160 transitions. [2022-11-03 04:04:09,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:09,183 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 160 transitions. [2022-11-03 04:04:09,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-03 04:04:09,186 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:04:09,186 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:04:09,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-03 04:04:09,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-03 04:04:09,407 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:04:09,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:04:09,407 INFO L85 PathProgramCache]: Analyzing trace with hash -18057743, now seen corresponding path program 1 times [2022-11-03 04:04:09,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:04:09,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824456787] [2022-11-03 04:04:09,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:09,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:04:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:09,590 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-03 04:04:09,590 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:04:09,590 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824456787] [2022-11-03 04:04:09,590 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824456787] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:04:09,590 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [479188518] [2022-11-03 04:04:09,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:09,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:04:09,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:04:09,595 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:04:09,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-03 04:04:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:09,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 593 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-03 04:04:09,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:04:09,848 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-03 04:04:09,848 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:04:09,876 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-03 04:04:09,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [479188518] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 04:04:09,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1935417249] [2022-11-03 04:04:09,880 INFO L159 IcfgInterpreter]: Started Sifa with 16 locations of interest [2022-11-03 04:04:09,881 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:04:09,881 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:04:09,881 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:04:09,881 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:04:09,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:09,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:09,909 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-03 04:04:09,931 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:09,937 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:09,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:09,947 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-03 04:04:09,966 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:09,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:09,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:09,975 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-11-03 04:04:09,985 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:10,002 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:10,010 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:10,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,022 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2022-11-03 04:04:10,041 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:10,048 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:10,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,061 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:04:10,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,087 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:04:10,097 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:10,106 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:10,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,158 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-03 04:04:10,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,196 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:04:10,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,209 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:04:10,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,223 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 58 [2022-11-03 04:04:10,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,253 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:04:10,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,269 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:04:10,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,284 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 70 [2022-11-03 04:04:10,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,315 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:04:10,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,326 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:04:10,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,345 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 82 [2022-11-03 04:04:10,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,415 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,416 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,418 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,428 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:10,429 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 345 treesize of output 326 [2022-11-03 04:04:10,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,445 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,464 INFO L356 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-03 04:04:10,464 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 339 treesize of output 341 [2022-11-03 04:04:10,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,495 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,512 INFO L356 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-03 04:04:10,513 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 339 treesize of output 341 [2022-11-03 04:04:10,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,608 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,608 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,611 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,619 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:10,620 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 345 treesize of output 326 [2022-11-03 04:04:10,636 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,637 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,660 INFO L356 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-03 04:04:10,661 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 348 treesize of output 353 [2022-11-03 04:04:10,677 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,679 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,700 INFO L356 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-03 04:04:10,701 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 348 treesize of output 353 [2022-11-03 04:04:10,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,834 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,835 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,838 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,848 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:10,849 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 345 treesize of output 326 [2022-11-03 04:04:10,866 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,867 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,868 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,888 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:04:10,888 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 357 treesize of output 358 [2022-11-03 04:04:10,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:10,908 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:10,909 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 353 treesize of output 354 [2022-11-03 04:04:11,241 INFO L356 Elim1Store]: treesize reduction 132, result has 17.0 percent of original size [2022-11-03 04:04:11,242 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 510 treesize of output 511 [2022-11-03 04:04:11,450 INFO L356 Elim1Store]: treesize reduction 118, result has 13.9 percent of original size [2022-11-03 04:04:11,450 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 552 treesize of output 450 [2022-11-03 04:04:11,596 INFO L356 Elim1Store]: treesize reduction 396, result has 10.4 percent of original size [2022-11-03 04:04:11,596 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 7 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 548 treesize of output 544 [2022-11-03 04:04:11,659 INFO L356 Elim1Store]: treesize reduction 142, result has 11.8 percent of original size [2022-11-03 04:04:11,660 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 552 treesize of output 537 [2022-11-03 04:04:11,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:11,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:11,819 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:04:11,820 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 537 [2022-11-03 04:04:11,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:11,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:11,887 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:04:11,887 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 450 [2022-11-03 04:04:11,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:11,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:11,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:11,908 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:12,032 INFO L356 Elim1Store]: treesize reduction 442, result has 8.1 percent of original size [2022-11-03 04:04:12,032 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 39 case distinctions, treesize of input 557 treesize of output 556 [2022-11-03 04:04:12,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:12,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:12,187 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:04:12,188 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 450 [2022-11-03 04:04:12,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:12,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:12,206 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:12,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:12,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:12,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:12,210 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:12,353 INFO L356 Elim1Store]: treesize reduction 496, result has 7.3 percent of original size [2022-11-03 04:04:12,354 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 7 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 47 case distinctions, treesize of input 566 treesize of output 568 [2022-11-03 04:04:12,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:12,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:12,417 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:04:12,418 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 537 [2022-11-03 04:04:12,494 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:12,499 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:12,505 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:12,514 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:12,520 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:12,526 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:12,540 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:12,549 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:12,549 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:04:12,557 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:12,566 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:12,577 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:04:12,577 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:04:12,602 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:04:12,607 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:12,618 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:04:12,624 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:12,631 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:12,644 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:12,651 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:12,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:12,659 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:04:12,670 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:12,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:12,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:12,679 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:04:12,687 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:12,699 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:12,705 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:12,711 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:12,722 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:12,729 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:12,737 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:12,757 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:12,771 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:04:12,771 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:04:12,789 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:12,811 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:12,821 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:12,822 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:04:12,913 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:04:12,918 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:12,981 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:12,995 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 04:04:12,996 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 155 [2022-11-03 04:04:13,024 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:13,033 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:13,072 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:13,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:13,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:13,084 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:13,090 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-03 04:04:13,090 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 162 treesize of output 167 [2022-11-03 04:04:13,127 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:13,131 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 04:04:15,146 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2969#(and (not (= |ULTIMATE.start_main_old_#valid#1| |#valid|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 4)) 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (= |ULTIMATE.start_dll_create_#res#1.base| |ULTIMATE.start_main_~head~1#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#res#1.base|) (<= 5 |ULTIMATE.start_dll_create_#in~len#1|) (= |ULTIMATE.start_main_~head~1#1.offset| |ULTIMATE.start_dll_create_#res#1.offset|) (= |ULTIMATE.start_main_~len~0#1| 5) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 4)) 0) (<= (+ |ULTIMATE.start_main_~head~1#1.offset| 8) (select |#length| |ULTIMATE.start_main_~head~1#1.base|)) (<= |ULTIMATE.start_dll_create_~len#1| 0) (= |#NULL.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (<= |ULTIMATE.start_dll_create_#in~len#1| 5) (= |ULTIMATE.start_main_~head~1#1.offset| 0) (<= 0 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~head~1#1.base| 0) (= |ULTIMATE.start_main_#res#1| 0) (= |#NULL.base| 0) (= (select |#valid| |ULTIMATE.start_main_~head~1#1.base|) 1))' at error location [2022-11-03 04:04:15,147 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 04:04:15,147 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 04:04:15,147 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4 [2022-11-03 04:04:15,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189588927] [2022-11-03 04:04:15,147 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 04:04:15,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 04:04:15,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:04:15,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 04:04:15,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2022-11-03 04:04:15,149 INFO L87 Difference]: Start difference. First operand 137 states and 160 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:15,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:04:15,218 INFO L93 Difference]: Finished difference Result 110 states and 126 transitions. [2022-11-03 04:04:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 04:04:15,218 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2022-11-03 04:04:15,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:04:15,220 INFO L225 Difference]: With dead ends: 110 [2022-11-03 04:04:15,220 INFO L226 Difference]: Without dead ends: 110 [2022-11-03 04:04:15,221 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 139 SyntacticMatches, 5 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2022-11-03 04:04:15,222 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 96 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 04:04:15,222 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 40 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 04:04:15,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2022-11-03 04:04:15,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2022-11-03 04:04:15,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 95 states have (on average 1.3263157894736841) internal successors, (126), 109 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:15,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 126 transitions. [2022-11-03 04:04:15,227 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 126 transitions. Word has length 52 [2022-11-03 04:04:15,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:04:15,227 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 126 transitions. [2022-11-03 04:04:15,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:15,227 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 126 transitions. [2022-11-03 04:04:15,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-03 04:04:15,229 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:04:15,229 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:04:15,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-03 04:04:15,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:04:15,443 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:04:15,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:04:15,443 INFO L85 PathProgramCache]: Analyzing trace with hash 58255217, now seen corresponding path program 2 times [2022-11-03 04:04:15,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:04:15,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976387668] [2022-11-03 04:04:15,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:15,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:04:15,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:15,670 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-11-03 04:04:15,670 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:04:15,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976387668] [2022-11-03 04:04:15,671 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976387668] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:04:15,671 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:04:15,671 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 04:04:15,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98013149] [2022-11-03 04:04:15,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:04:15,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 04:04:15,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:04:15,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 04:04:15,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 04:04:15,673 INFO L87 Difference]: Start difference. First operand 110 states and 126 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:15,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:04:15,781 INFO L93 Difference]: Finished difference Result 118 states and 133 transitions. [2022-11-03 04:04:15,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 04:04:15,782 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2022-11-03 04:04:15,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:04:15,783 INFO L225 Difference]: With dead ends: 118 [2022-11-03 04:04:15,784 INFO L226 Difference]: Without dead ends: 118 [2022-11-03 04:04:15,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-03 04:04:15,785 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 191 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 04:04:15,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 58 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 04:04:15,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2022-11-03 04:04:15,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 110. [2022-11-03 04:04:15,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 95 states have (on average 1.3157894736842106) internal successors, (125), 109 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:15,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 125 transitions. [2022-11-03 04:04:15,791 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 125 transitions. Word has length 55 [2022-11-03 04:04:15,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:04:15,791 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 125 transitions. [2022-11-03 04:04:15,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:15,792 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 125 transitions. [2022-11-03 04:04:15,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-03 04:04:15,800 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:04:15,800 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:04:15,800 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-03 04:04:15,800 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:04:15,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:04:15,801 INFO L85 PathProgramCache]: Analyzing trace with hash -1699716313, now seen corresponding path program 1 times [2022-11-03 04:04:15,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:04:15,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574248680] [2022-11-03 04:04:15,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:15,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:04:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:16,669 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 56 proven. 8 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-11-03 04:04:16,670 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:04:16,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574248680] [2022-11-03 04:04:16,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574248680] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:04:16,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1885355951] [2022-11-03 04:04:16,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:16,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:04:16,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:04:16,672 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:04:16,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-03 04:04:16,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:16,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 44 conjunts are in the unsatisfiable core [2022-11-03 04:04:16,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:04:16,954 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:16,977 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-03 04:04:16,978 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-03 04:04:17,007 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:04:17,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,038 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:04:17,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,079 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:04:17,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,098 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:04:17,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,114 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:04:17,159 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 23 [2022-11-03 04:04:17,251 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 60 proven. 10 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-03 04:04:17,251 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:04:17,271 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1876 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_1876) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0)) is different from false [2022-11-03 04:04:17,293 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1876 (Array Int Int)) (v_ArrVal_1875 Int)) (= (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_1875)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_1876) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0)) is different from false [2022-11-03 04:04:17,300 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1876 (Array Int Int)) (v_ArrVal_1873 Int) (v_ArrVal_1875 Int)) (= (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (store (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4) v_ArrVal_1873) (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_1875)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_1876) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0)) is different from false [2022-11-03 04:04:17,308 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1876 (Array Int Int)) (v_ArrVal_1871 Int) (v_ArrVal_1873 Int) (v_ArrVal_1875 Int)) (= (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (store (store (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ 16 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_1871) (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4) v_ArrVal_1873) (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_1875)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_1876) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0)) is different from false [2022-11-03 04:04:17,315 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1876 (Array Int Int)) (v_ArrVal_1871 Int) (v_ArrVal_1873 Int) (v_ArrVal_1875 Int)) (= (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (store (store (store (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ 8 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0) (+ 16 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_1871) (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4) v_ArrVal_1873) (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_1875)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_1876) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0)) is different from false [2022-11-03 04:04:17,338 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:04:17,338 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 38 treesize of output 59 [2022-11-03 04:04:17,345 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:04:17,345 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 26 [2022-11-03 04:04:17,350 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 04:04:17,395 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 60 proven. 4 refuted. 0 times theorem prover too weak. 31 trivial. 6 not checked. [2022-11-03 04:04:17,395 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1885355951] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 04:04:17,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1325084884] [2022-11-03 04:04:17,402 INFO L159 IcfgInterpreter]: Started Sifa with 20 locations of interest [2022-11-03 04:04:17,403 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:04:17,403 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:04:17,403 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:04:17,404 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:04:17,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,431 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-03 04:04:17,452 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:17,459 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:17,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,469 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-03 04:04:17,485 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:17,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,495 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-11-03 04:04:17,505 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:17,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,526 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2022-11-03 04:04:17,536 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:17,552 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:17,570 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:17,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,589 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:04:17,603 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:17,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,627 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:04:17,638 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:17,653 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:17,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,706 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 35 [2022-11-03 04:04:17,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,734 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:04:17,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,746 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:04:17,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,764 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 62 [2022-11-03 04:04:17,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,789 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:04:17,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,807 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2022-11-03 04:04:17,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,822 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:04:17,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,856 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 86 [2022-11-03 04:04:17,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,872 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:04:17,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,889 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:04:17,969 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:17,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:17,998 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:17,998 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 348 treesize of output 350 [2022-11-03 04:04:18,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,027 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,027 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,028 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,030 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,041 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:18,042 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 354 treesize of output 335 [2022-11-03 04:04:18,056 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,075 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:18,075 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 348 treesize of output 350 [2022-11-03 04:04:18,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,186 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,187 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,188 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,192 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,202 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:18,203 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 354 treesize of output 335 [2022-11-03 04:04:18,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,218 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,219 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,243 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:04:18,244 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 357 treesize of output 362 [2022-11-03 04:04:18,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,277 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,278 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,298 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:04:18,298 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 357 treesize of output 362 [2022-11-03 04:04:18,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,414 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,416 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,416 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,417 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:18,432 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:18,432 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 354 treesize of output 335 [2022-11-03 04:04:18,451 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,452 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,477 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:04:18,477 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 366 treesize of output 365 [2022-11-03 04:04:18,496 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,497 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:18,523 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:04:18,524 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 360 treesize of output 359 [2022-11-03 04:04:18,872 INFO L356 Elim1Store]: treesize reduction 132, result has 17.0 percent of original size [2022-11-03 04:04:18,872 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 610 treesize of output 603 [2022-11-03 04:04:19,205 INFO L356 Elim1Store]: treesize reduction 248, result has 16.5 percent of original size [2022-11-03 04:04:19,206 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 652 treesize of output 532 [2022-11-03 04:04:19,434 INFO L356 Elim1Store]: treesize reduction 752, result has 11.1 percent of original size [2022-11-03 04:04:19,434 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 2 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 34 case distinctions, treesize of input 648 treesize of output 644 [2022-11-03 04:04:19,557 INFO L356 Elim1Store]: treesize reduction 248, result has 15.4 percent of original size [2022-11-03 04:04:19,558 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 652 treesize of output 595 [2022-11-03 04:04:19,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:19,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:19,880 INFO L356 Elim1Store]: treesize reduction 860, result has 9.2 percent of original size [2022-11-03 04:04:19,881 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 4 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 41 case distinctions, treesize of input 657 treesize of output 656 [2022-11-03 04:04:20,004 INFO L356 Elim1Store]: treesize reduction 256, result has 16.1 percent of original size [2022-11-03 04:04:20,005 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 656 treesize of output 532 [2022-11-03 04:04:20,109 INFO L356 Elim1Store]: treesize reduction 264, result has 14.6 percent of original size [2022-11-03 04:04:20,110 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 656 treesize of output 595 [2022-11-03 04:04:20,316 INFO L356 Elim1Store]: treesize reduction 256, result has 16.1 percent of original size [2022-11-03 04:04:20,317 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 656 treesize of output 532 [2022-11-03 04:04:20,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:20,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:20,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:20,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:20,603 INFO L356 Elim1Store]: treesize reduction 976, result has 8.2 percent of original size [2022-11-03 04:04:20,603 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 7 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 49 case distinctions, treesize of input 666 treesize of output 668 [2022-11-03 04:04:20,734 INFO L356 Elim1Store]: treesize reduction 264, result has 14.6 percent of original size [2022-11-03 04:04:20,735 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 656 treesize of output 595 [2022-11-03 04:04:20,815 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:20,832 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:20,843 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:20,852 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:20,859 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:20,866 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:20,883 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:20,892 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:20,893 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:04:20,902 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:20,911 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:20,922 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:04:20,923 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:04:20,943 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:20,948 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:04:20,959 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:20,965 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:20,971 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:04:20,981 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:20,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:20,990 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:04:20,996 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:21,008 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:21,014 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:21,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:21,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:21,022 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:04:21,036 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:21,042 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:21,048 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:21,058 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:21,065 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:21,072 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:21,094 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:21,102 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:21,112 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:21,113 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:04:21,122 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:21,134 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:04:21,134 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:04:21,281 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:04:21,286 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:21,339 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:21,347 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:21,361 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 04:04:21,361 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 155 [2022-11-03 04:04:21,394 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:21,436 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:21,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:21,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:21,447 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:21,452 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-03 04:04:21,453 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 162 treesize of output 167 [2022-11-03 04:04:21,478 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:21,492 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 04:04:24,537 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '3814#(and (= |ULTIMATE.start_dll_create_~head~0#1.offset| |ULTIMATE.start_dll_create_#res#1.offset|) (<= |#NULL.offset| 0) (<= 5 |ULTIMATE.start_main_~len~0#1|) (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 4)) 0)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 4)) 0))) (not (= (select (select |#memory_int| |ULTIMATE.start_main_~head~1#1.base|) |ULTIMATE.start_main_~head~1#1.offset|) 0)) (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (= |ULTIMATE.start_dll_create_#res#1.base| |ULTIMATE.start_main_~head~1#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#res#1.base|) (<= 5 |ULTIMATE.start_dll_create_#in~len#1|) (= |ULTIMATE.start_main_~head~1#1.offset| |ULTIMATE.start_dll_create_#res#1.offset|) (<= |ULTIMATE.start_main_~len~0#1| 5) (<= (+ |ULTIMATE.start_main_~head~1#1.offset| 8) (select |#length| |ULTIMATE.start_main_~head~1#1.base|)) (<= |ULTIMATE.start_dll_create_~len#1| 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (<= 0 |#NULL.offset|) (<= 0 |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_#in~len#1| 5) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= (select |#valid| |ULTIMATE.start_main_~head~1#1.base|) 1))' at error location [2022-11-03 04:04:24,538 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 04:04:24,538 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 04:04:24,538 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11, 14] total 23 [2022-11-03 04:04:24,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801610633] [2022-11-03 04:04:24,539 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 04:04:24,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-11-03 04:04:24,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:04:24,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-11-03 04:04:24,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=900, Unknown=5, NotChecked=330, Total=1406 [2022-11-03 04:04:24,541 INFO L87 Difference]: Start difference. First operand 110 states and 125 transitions. Second operand has 23 states, 23 states have (on average 3.217391304347826) internal successors, (74), 23 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:25,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:04:25,298 INFO L93 Difference]: Finished difference Result 137 states and 151 transitions. [2022-11-03 04:04:25,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-03 04:04:25,299 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 3.217391304347826) internal successors, (74), 23 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2022-11-03 04:04:25,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:04:25,300 INFO L225 Difference]: With dead ends: 137 [2022-11-03 04:04:25,300 INFO L226 Difference]: Without dead ends: 137 [2022-11-03 04:04:25,301 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 149 SyntacticMatches, 9 SemanticMatches, 49 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 727 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=334, Invalid=1751, Unknown=5, NotChecked=460, Total=2550 [2022-11-03 04:04:25,301 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 559 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 303 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 559 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 347 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 04:04:25,301 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [559 Valid, 212 Invalid, 693 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 303 Invalid, 0 Unknown, 347 Unchecked, 0.3s Time] [2022-11-03 04:04:25,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2022-11-03 04:04:25,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 112. [2022-11-03 04:04:25,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 97 states have (on average 1.309278350515464) internal successors, (127), 111 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:25,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 127 transitions. [2022-11-03 04:04:25,305 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 127 transitions. Word has length 59 [2022-11-03 04:04:25,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:04:25,305 INFO L495 AbstractCegarLoop]: Abstraction has 112 states and 127 transitions. [2022-11-03 04:04:25,305 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 3.217391304347826) internal successors, (74), 23 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:25,305 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 127 transitions. [2022-11-03 04:04:25,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-03 04:04:25,306 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:04:25,307 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:04:25,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-03 04:04:25,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:04:25,526 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:04:25,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:04:25,527 INFO L85 PathProgramCache]: Analyzing trace with hash -1015941348, now seen corresponding path program 1 times [2022-11-03 04:04:25,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:04:25,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392335097] [2022-11-03 04:04:25,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:25,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:04:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:27,057 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 50 proven. 32 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-03 04:04:27,058 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:04:27,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392335097] [2022-11-03 04:04:27,058 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392335097] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:04:27,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199325748] [2022-11-03 04:04:27,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:27,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:04:27,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:04:27,063 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:04:27,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-03 04:04:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:27,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 39 conjunts are in the unsatisfiable core [2022-11-03 04:04:27,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:04:27,371 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:27,394 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-03 04:04:27,395 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-03 04:04:27,413 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:27,436 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:27,445 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:27,453 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:27,465 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-03 04:04:27,523 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 60 proven. 10 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-03 04:04:27,523 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:04:27,545 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2257 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_2257) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ 8 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)) 0)) is different from false [2022-11-03 04:04:27,555 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2255 Int) (v_ArrVal_2257 (Array Int Int))) (= (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_2255)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_2257) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ 8 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)) 0)) is different from false [2022-11-03 04:04:27,564 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2252 Int) (v_ArrVal_2255 Int) (v_ArrVal_2257 (Array Int Int))) (= (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (store (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4) v_ArrVal_2252) (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_2255)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_2257) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ 8 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)) 0)) is different from false [2022-11-03 04:04:27,572 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2250 Int) (v_ArrVal_2252 Int) (v_ArrVal_2255 Int) (v_ArrVal_2257 (Array Int Int))) (= 0 (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (store (store (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ 16 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_2250) (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4) v_ArrVal_2252) (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_2255)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_2257) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ 8 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)))) is different from false [2022-11-03 04:04:27,585 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:04:27,586 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 53 [2022-11-03 04:04:27,606 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2022-11-03 04:04:27,655 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 60 proven. 5 refuted. 0 times theorem prover too weak. 31 trivial. 5 not checked. [2022-11-03 04:04:27,656 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199325748] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 04:04:27,656 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [256433630] [2022-11-03 04:04:27,659 INFO L159 IcfgInterpreter]: Started Sifa with 21 locations of interest [2022-11-03 04:04:27,659 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:04:27,659 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:04:27,659 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:04:27,660 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:04:27,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,683 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-03 04:04:27,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,706 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-03 04:04:27,727 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:27,734 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:27,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,749 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-11-03 04:04:27,758 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:27,765 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:27,781 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:27,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,791 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2022-11-03 04:04:27,802 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:27,818 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:27,825 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:27,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,839 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:04:27,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,868 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:04:27,883 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:27,893 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:27,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:27,971 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-03 04:04:28,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,013 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 58 [2022-11-03 04:04:28,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,027 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:04:28,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,043 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:04:28,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,066 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:04:28,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,077 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:04:28,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,094 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 70 [2022-11-03 04:04:28,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,129 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 82 [2022-11-03 04:04:28,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,146 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:04:28,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,159 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:04:28,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,226 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,227 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,229 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,238 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:28,238 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 342 treesize of output 323 [2022-11-03 04:04:28,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,253 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,271 INFO L356 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-03 04:04:28,272 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 336 treesize of output 338 [2022-11-03 04:04:28,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,287 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,303 INFO L356 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-03 04:04:28,303 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 336 treesize of output 338 [2022-11-03 04:04:28,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,396 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,397 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,399 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,410 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:28,410 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 342 treesize of output 323 [2022-11-03 04:04:28,424 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,426 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,449 INFO L356 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-03 04:04:28,450 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 345 treesize of output 350 [2022-11-03 04:04:28,464 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,466 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,486 INFO L356 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-03 04:04:28,487 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 345 treesize of output 350 [2022-11-03 04:04:28,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,624 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,624 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,627 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,637 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:28,637 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 342 treesize of output 323 [2022-11-03 04:04:28,654 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,655 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,656 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,674 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:04:28,675 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 354 treesize of output 355 [2022-11-03 04:04:28,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:28,694 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:28,695 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 350 treesize of output 351 [2022-11-03 04:04:29,023 INFO L356 Elim1Store]: treesize reduction 132, result has 17.0 percent of original size [2022-11-03 04:04:29,024 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 537 treesize of output 538 [2022-11-03 04:04:29,247 INFO L356 Elim1Store]: treesize reduction 118, result has 13.9 percent of original size [2022-11-03 04:04:29,247 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 579 treesize of output 465 [2022-11-03 04:04:29,310 INFO L356 Elim1Store]: treesize reduction 142, result has 11.8 percent of original size [2022-11-03 04:04:29,311 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 579 treesize of output 564 [2022-11-03 04:04:29,452 INFO L356 Elim1Store]: treesize reduction 396, result has 10.4 percent of original size [2022-11-03 04:04:29,452 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 7 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 575 treesize of output 571 [2022-11-03 04:04:29,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:29,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:29,620 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:04:29,621 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 583 treesize of output 465 [2022-11-03 04:04:29,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:29,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:29,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:29,642 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:29,770 INFO L356 Elim1Store]: treesize reduction 442, result has 8.1 percent of original size [2022-11-03 04:04:29,771 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 39 case distinctions, treesize of input 584 treesize of output 583 [2022-11-03 04:04:29,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:29,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:29,835 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:04:29,836 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 583 treesize of output 564 [2022-11-03 04:04:29,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:29,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:29,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:29,957 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:29,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:29,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:29,961 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:30,117 INFO L356 Elim1Store]: treesize reduction 496, result has 7.3 percent of original size [2022-11-03 04:04:30,118 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 8 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 47 case distinctions, treesize of input 593 treesize of output 595 [2022-11-03 04:04:30,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:30,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:30,204 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:04:30,205 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 583 treesize of output 465 [2022-11-03 04:04:30,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:30,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:30,266 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:04:30,267 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 583 treesize of output 564 [2022-11-03 04:04:30,349 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:30,354 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:30,360 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:30,368 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:30,377 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:30,384 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:30,398 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:30,404 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:30,414 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:04:30,415 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:04:30,424 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:30,432 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:30,433 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:04:30,450 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:30,455 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:04:30,467 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:30,471 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:04:30,477 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:30,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:30,501 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:04:30,508 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:30,514 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:30,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:30,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:30,528 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:04:30,535 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:30,542 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:30,555 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:30,561 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:30,566 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:30,577 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:30,584 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:30,591 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:30,611 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:30,619 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:30,628 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:30,629 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:04:30,638 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:30,651 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:04:30,652 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:04:30,806 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:30,811 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:04:30,863 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:30,869 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:30,886 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:30,900 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 04:04:30,901 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 155 [2022-11-03 04:04:30,981 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:30,987 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:30,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:30,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:30,999 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:31,005 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-03 04:04:31,005 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 284 treesize of output 285 [2022-11-03 04:04:31,049 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 04:04:34,756 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '4486#(and (= |ULTIMATE.start_dll_create_~head~0#1.offset| |ULTIMATE.start_dll_create_#res#1.offset|) (<= (+ |ULTIMATE.start_main_~head~1#1.offset| 12) (select |#length| |ULTIMATE.start_main_~head~1#1.base|)) (<= |#NULL.offset| 0) (<= 5 |ULTIMATE.start_main_~len~0#1|) (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 4)) 0)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 4)) 0))) (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (= |ULTIMATE.start_dll_create_#res#1.base| |ULTIMATE.start_main_~head~1#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#res#1.base|) (<= 5 |ULTIMATE.start_dll_create_#in~len#1|) (= |ULTIMATE.start_main_~head~1#1.offset| |ULTIMATE.start_dll_create_#res#1.offset|) (<= |ULTIMATE.start_main_~len~0#1| 5) (not (= (select (select |#memory_int| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 8)) 0)) (<= |ULTIMATE.start_dll_create_~len#1| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~head~1#1.base|) |ULTIMATE.start_main_~head~1#1.offset|) 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (<= 0 |#NULL.offset|) (<= 0 |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_#in~len#1| 5) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= (select |#valid| |ULTIMATE.start_main_~head~1#1.base|) 1))' at error location [2022-11-03 04:04:34,756 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 04:04:34,756 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 04:04:34,757 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 14] total 23 [2022-11-03 04:04:34,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252625469] [2022-11-03 04:04:34,757 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 04:04:34,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-11-03 04:04:34,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:04:34,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-11-03 04:04:34,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=205, Invalid=1067, Unknown=4, NotChecked=284, Total=1560 [2022-11-03 04:04:34,759 INFO L87 Difference]: Start difference. First operand 112 states and 127 transitions. Second operand has 23 states, 23 states have (on average 3.6956521739130435) internal successors, (85), 23 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:35,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:04:35,416 INFO L93 Difference]: Finished difference Result 137 states and 150 transitions. [2022-11-03 04:04:35,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-03 04:04:35,419 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 3.6956521739130435) internal successors, (85), 23 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2022-11-03 04:04:35,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:04:35,419 INFO L225 Difference]: With dead ends: 137 [2022-11-03 04:04:35,419 INFO L226 Difference]: Without dead ends: 137 [2022-11-03 04:04:35,420 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 153 SyntacticMatches, 8 SemanticMatches, 50 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 725 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=392, Invalid=1876, Unknown=4, NotChecked=380, Total=2652 [2022-11-03 04:04:35,421 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 609 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 273 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 609 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 299 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 04:04:35,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [609 Valid, 237 Invalid, 646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 273 Invalid, 0 Unknown, 299 Unchecked, 0.3s Time] [2022-11-03 04:04:35,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2022-11-03 04:04:35,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 112. [2022-11-03 04:04:35,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 97 states have (on average 1.2989690721649485) internal successors, (126), 111 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:35,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 126 transitions. [2022-11-03 04:04:35,424 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 126 transitions. Word has length 60 [2022-11-03 04:04:35,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:04:35,425 INFO L495 AbstractCegarLoop]: Abstraction has 112 states and 126 transitions. [2022-11-03 04:04:35,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 3.6956521739130435) internal successors, (85), 23 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:35,425 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 126 transitions. [2022-11-03 04:04:35,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-03 04:04:35,426 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:04:35,426 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:04:35,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-03 04:04:35,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-03 04:04:35,626 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:04:35,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:04:35,627 INFO L85 PathProgramCache]: Analyzing trace with hash -56650591, now seen corresponding path program 1 times [2022-11-03 04:04:35,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:04:35,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896179490] [2022-11-03 04:04:35,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:35,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:04:35,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:36,502 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 56 proven. 8 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-11-03 04:04:36,502 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:04:36,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896179490] [2022-11-03 04:04:36,502 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896179490] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:04:36,503 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2120847267] [2022-11-03 04:04:36,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:36,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:04:36,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:04:36,504 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:04:36,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-03 04:04:36,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:36,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 35 conjunts are in the unsatisfiable core [2022-11-03 04:04:36,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:04:36,825 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:36,888 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-03 04:04:36,888 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-03 04:04:36,932 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:36,960 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:36,983 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-03 04:04:36,983 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 34 [2022-11-03 04:04:37,058 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:04:37,059 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 20 [2022-11-03 04:04:37,111 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 60 proven. 10 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-03 04:04:37,111 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:04:37,502 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:04:37,502 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 34 [2022-11-03 04:04:37,517 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:04:37,518 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 35 [2022-11-03 04:04:37,523 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2022-11-03 04:04:37,567 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:04:37,567 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 32 [2022-11-03 04:04:37,578 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:04:37,579 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 33 [2022-11-03 04:04:37,583 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2022-11-03 04:04:37,826 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 60 proven. 10 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-03 04:04:37,827 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2120847267] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 04:04:37,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1157737449] [2022-11-03 04:04:37,832 INFO L159 IcfgInterpreter]: Started Sifa with 22 locations of interest [2022-11-03 04:04:37,832 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:04:37,833 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:04:37,833 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:04:37,833 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:04:37,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:37,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:37,859 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-03 04:04:37,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:37,884 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-03 04:04:37,893 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:37,902 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:37,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:37,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:37,919 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-11-03 04:04:37,930 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:37,936 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:37,951 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:37,957 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:37,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:37,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:37,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:37,969 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2022-11-03 04:04:37,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:37,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:37,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:37,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:37,992 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:04:38,002 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:38,011 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:38,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,034 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:04:38,046 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:38,055 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:38,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,111 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 35 [2022-11-03 04:04:38,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,146 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:04:38,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,163 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 62 [2022-11-03 04:04:38,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,181 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:04:38,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,206 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:04:38,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,226 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2022-11-03 04:04:38,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,248 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:04:38,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,299 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 86 [2022-11-03 04:04:38,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,315 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:04:38,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,333 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:04:38,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,403 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,408 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,409 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,410 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,422 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:38,423 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 364 treesize of output 345 [2022-11-03 04:04:38,437 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,461 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:38,461 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 358 treesize of output 360 [2022-11-03 04:04:38,478 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,498 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:38,498 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 358 treesize of output 360 [2022-11-03 04:04:38,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,601 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,602 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,603 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,606 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,617 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:38,617 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 364 treesize of output 345 [2022-11-03 04:04:38,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,633 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,634 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,661 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:04:38,662 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 367 treesize of output 372 [2022-11-03 04:04:38,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,682 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,683 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,706 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:04:38,707 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 367 treesize of output 372 [2022-11-03 04:04:38,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,825 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,827 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,828 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:38,830 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,839 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:38,840 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 364 treesize of output 345 [2022-11-03 04:04:38,862 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,864 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,889 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:04:38,889 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 376 treesize of output 375 [2022-11-03 04:04:38,908 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,909 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:38,931 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:04:38,931 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 370 treesize of output 369 [2022-11-03 04:04:39,235 INFO L356 Elim1Store]: treesize reduction 132, result has 17.0 percent of original size [2022-11-03 04:04:39,235 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 510 treesize of output 511 [2022-11-03 04:04:39,509 INFO L356 Elim1Store]: treesize reduction 396, result has 10.4 percent of original size [2022-11-03 04:04:39,510 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 7 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 548 treesize of output 544 [2022-11-03 04:04:39,571 INFO L356 Elim1Store]: treesize reduction 118, result has 13.9 percent of original size [2022-11-03 04:04:39,572 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 552 treesize of output 450 [2022-11-03 04:04:39,628 INFO L356 Elim1Store]: treesize reduction 142, result has 11.8 percent of original size [2022-11-03 04:04:39,629 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 552 treesize of output 537 [2022-11-03 04:04:39,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:39,718 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:39,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:39,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:39,862 INFO L356 Elim1Store]: treesize reduction 442, result has 8.1 percent of original size [2022-11-03 04:04:39,862 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 39 case distinctions, treesize of input 557 treesize of output 556 [2022-11-03 04:04:39,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:39,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:39,929 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:04:39,929 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 450 [2022-11-03 04:04:39,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:39,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:39,981 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:04:39,982 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 537 [2022-11-03 04:04:40,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:40,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:40,072 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:40,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:40,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:40,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:40,076 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:40,197 INFO L356 Elim1Store]: treesize reduction 496, result has 7.3 percent of original size [2022-11-03 04:04:40,197 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 7 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 47 case distinctions, treesize of input 566 treesize of output 568 [2022-11-03 04:04:40,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:40,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:40,255 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:04:40,256 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 450 [2022-11-03 04:04:40,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:40,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:40,309 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:04:40,310 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 537 [2022-11-03 04:04:40,402 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:40,406 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:40,410 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:40,419 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:40,423 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:40,430 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:40,442 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:40,452 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:04:40,453 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:04:40,461 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:40,469 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:40,477 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:40,477 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:04:40,499 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:40,503 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:04:40,515 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:40,520 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:04:40,530 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:40,541 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:40,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:40,547 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:04:40,557 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:40,566 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:40,572 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:40,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:40,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:40,581 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:04:40,592 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:40,597 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:40,615 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:40,625 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:40,630 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:40,635 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:40,655 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:40,664 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:40,664 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:04:40,674 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:40,684 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:04:40,684 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:04:40,692 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:40,819 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:40,824 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:04:40,888 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:40,896 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:40,911 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 04:04:40,911 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 155 [2022-11-03 04:04:40,963 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:41,012 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:41,026 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:41,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:41,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:41,040 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:41,046 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-03 04:04:41,046 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 284 treesize of output 285 [2022-11-03 04:04:41,087 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 04:04:45,219 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '5169#(and (not (= |ULTIMATE.start_main_~head~1#1.base| 0)) (= |ULTIMATE.start_dll_create_~head~0#1.offset| |ULTIMATE.start_dll_create_#res#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 4)) 0) (<= |#NULL.offset| 0) (<= 5 |ULTIMATE.start_main_~len~0#1|) (not (= (select (select |#memory_int| |ULTIMATE.start_main_~head~1#1.base|) |ULTIMATE.start_main_~head~1#1.offset|) 0)) (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (= |ULTIMATE.start_dll_create_#res#1.base| |ULTIMATE.start_main_~head~1#1.base|) (<= (+ |ULTIMATE.start_main_~head~1#1.offset| 16) (select |#length| |ULTIMATE.start_main_~head~1#1.base|)) (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#res#1.base|) (<= 5 |ULTIMATE.start_dll_create_#in~len#1|) (= |ULTIMATE.start_main_~head~1#1.offset| |ULTIMATE.start_dll_create_#res#1.offset|) (<= |ULTIMATE.start_main_~len~0#1| 5) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 4)) 0) (<= |ULTIMATE.start_dll_create_~len#1| 0) (= |ULTIMATE.start_main_~temp~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 12))) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (<= 0 |#NULL.offset|) (<= 0 |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_#in~len#1| 5) (<= 0 |#StackHeapBarrier|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 12)) |ULTIMATE.start_main_~temp~0#1.base|) (= |#NULL.base| 0) (= (select |#valid| |ULTIMATE.start_main_~head~1#1.base|) 1))' at error location [2022-11-03 04:04:45,219 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 04:04:45,219 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 04:04:45,219 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11, 12] total 28 [2022-11-03 04:04:45,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737408032] [2022-11-03 04:04:45,219 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 04:04:45,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-11-03 04:04:45,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:04:45,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-11-03 04:04:45,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=223, Invalid=1753, Unknown=4, NotChecked=0, Total=1980 [2022-11-03 04:04:45,221 INFO L87 Difference]: Start difference. First operand 112 states and 126 transitions. Second operand has 28 states, 28 states have (on average 3.25) internal successors, (91), 28 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:45,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:04:45,959 INFO L93 Difference]: Finished difference Result 127 states and 136 transitions. [2022-11-03 04:04:45,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-03 04:04:45,959 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.25) internal successors, (91), 28 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2022-11-03 04:04:45,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:04:45,960 INFO L225 Difference]: With dead ends: 127 [2022-11-03 04:04:45,960 INFO L226 Difference]: Without dead ends: 124 [2022-11-03 04:04:45,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 154 SyntacticMatches, 6 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1022 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=427, Invalid=2991, Unknown=4, NotChecked=0, Total=3422 [2022-11-03 04:04:45,962 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 479 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 391 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 479 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 164 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 04:04:45,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [479 Valid, 387 Invalid, 633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 391 Invalid, 0 Unknown, 164 Unchecked, 0.3s Time] [2022-11-03 04:04:45,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2022-11-03 04:04:45,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 102. [2022-11-03 04:04:45,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 87 states have (on average 1.2873563218390804) internal successors, (112), 101 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:45,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 112 transitions. [2022-11-03 04:04:45,966 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 112 transitions. Word has length 61 [2022-11-03 04:04:45,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:04:45,966 INFO L495 AbstractCegarLoop]: Abstraction has 102 states and 112 transitions. [2022-11-03 04:04:45,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 3.25) internal successors, (91), 28 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:45,967 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 112 transitions. [2022-11-03 04:04:45,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-03 04:04:45,967 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:04:45,968 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:04:45,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-03 04:04:46,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-03 04:04:46,175 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:04:46,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:04:46,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1429285665, now seen corresponding path program 1 times [2022-11-03 04:04:46,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:04:46,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808532767] [2022-11-03 04:04:46,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:46,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:04:46,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:47,324 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 50 proven. 32 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-03 04:04:47,325 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:04:47,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808532767] [2022-11-03 04:04:47,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808532767] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:04:47,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2028420669] [2022-11-03 04:04:47,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:47,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:04:47,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:04:47,326 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:04:47,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-03 04:04:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:47,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 35 conjunts are in the unsatisfiable core [2022-11-03 04:04:47,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:04:47,678 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:47,704 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-03 04:04:47,704 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-03 04:04:47,734 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:47,758 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:47,773 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:47,791 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-03 04:04:47,924 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 60 proven. 10 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-03 04:04:47,924 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:04:48,060 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_3010 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_60| Int)) (or (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_60|)) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_3010) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_60| 16)) 0) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_60|))) is different from false [2022-11-03 04:04:48,079 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_3009 Int) (v_ArrVal_3010 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_60| Int)) (or (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_60|)) (= (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_3009)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_3010) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_60| 16)) 0) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_60|))) is different from false [2022-11-03 04:04:48,092 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_3009 Int) (v_ArrVal_3010 (Array Int Int)) (v_ArrVal_3007 Int) (|v_ULTIMATE.start_main_~head~1#1.offset_60| Int)) (or (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_60|)) (= (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (store (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4) v_ArrVal_3007) (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_3009)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_3010) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_60| 16)) 0) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_60|))) is different from false [2022-11-03 04:04:48,110 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:04:48,110 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 43 [2022-11-03 04:04:48,118 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:04:48,119 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 32 [2022-11-03 04:04:48,124 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:04:48,215 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 60 proven. 6 refuted. 0 times theorem prover too weak. 31 trivial. 4 not checked. [2022-11-03 04:04:48,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2028420669] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 04:04:48,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [423260051] [2022-11-03 04:04:48,218 INFO L159 IcfgInterpreter]: Started Sifa with 22 locations of interest [2022-11-03 04:04:48,218 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:04:48,218 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:04:48,219 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:04:48,219 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:04:48,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,243 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-03 04:04:48,264 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:48,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,272 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-03 04:04:48,281 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:48,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,301 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-11-03 04:04:48,310 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:48,317 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:48,331 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:48,338 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:48,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,350 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2022-11-03 04:04:48,370 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:48,377 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:48,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,390 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:04:48,410 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:48,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,423 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:04:48,437 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:48,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,488 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 35 [2022-11-03 04:04:48,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,517 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:04:48,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,527 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:04:48,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,542 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 62 [2022-11-03 04:04:48,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,578 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2022-11-03 04:04:48,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,611 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:04:48,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,623 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:04:48,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,648 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:04:48,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,660 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:04:48,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,677 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 86 [2022-11-03 04:04:48,727 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:48,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,755 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:48,756 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 348 treesize of output 350 [2022-11-03 04:04:48,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,781 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:48,781 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:48,782 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:48,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,785 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:48,794 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:48,794 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 354 treesize of output 335 [2022-11-03 04:04:48,808 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:48,826 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:48,826 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 348 treesize of output 350 [2022-11-03 04:04:48,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,899 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:48,918 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:48,959 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:04:48,959 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 357 treesize of output 362 [2022-11-03 04:04:48,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,989 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:48,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:48,991 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:48,992 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:48,992 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:48,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:49,002 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:49,003 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 354 treesize of output 335 [2022-11-03 04:04:49,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:49,021 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:49,022 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:49,043 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:04:49,044 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 357 treesize of output 362 [2022-11-03 04:04:49,135 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:49,136 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:49,164 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:04:49,164 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 366 treesize of output 365 [2022-11-03 04:04:49,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:49,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:49,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:49,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:49,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:49,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:49,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:49,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:49,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:49,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:49,196 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:49,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:49,198 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:49,199 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:49,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:49,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:49,210 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:04:49,210 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 348 treesize of output 329 [2022-11-03 04:04:49,226 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:49,227 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:49,244 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:04:49,244 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 360 treesize of output 359 [2022-11-03 04:04:49,582 INFO L356 Elim1Store]: treesize reduction 132, result has 17.0 percent of original size [2022-11-03 04:04:49,582 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 537 treesize of output 538 [2022-11-03 04:04:49,730 INFO L356 Elim1Store]: treesize reduction 118, result has 13.9 percent of original size [2022-11-03 04:04:49,731 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 579 treesize of output 465 [2022-11-03 04:04:49,862 INFO L356 Elim1Store]: treesize reduction 396, result has 10.4 percent of original size [2022-11-03 04:04:49,863 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 7 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 575 treesize of output 571 [2022-11-03 04:04:49,932 INFO L356 Elim1Store]: treesize reduction 142, result has 11.8 percent of original size [2022-11-03 04:04:49,933 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 579 treesize of output 564 [2022-11-03 04:04:50,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,063 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:04:50,064 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 583 treesize of output 465 [2022-11-03 04:04:50,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,132 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:04:50,133 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 583 treesize of output 564 [2022-11-03 04:04:50,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,152 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:50,277 INFO L356 Elim1Store]: treesize reduction 442, result has 8.1 percent of original size [2022-11-03 04:04:50,277 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 39 case distinctions, treesize of input 584 treesize of output 583 [2022-11-03 04:04:50,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,448 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:04:50,448 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 583 treesize of output 465 [2022-11-03 04:04:50,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,468 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:50,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,472 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:50,600 INFO L356 Elim1Store]: treesize reduction 496, result has 7.3 percent of original size [2022-11-03 04:04:50,600 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 7 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 47 case distinctions, treesize of input 593 treesize of output 595 [2022-11-03 04:04:50,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,661 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:04:50,661 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 583 treesize of output 564 [2022-11-03 04:04:50,752 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:50,756 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:50,762 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:50,770 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:50,775 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:50,781 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:50,803 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:50,810 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:50,820 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:50,821 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:04:50,831 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:50,844 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:04:50,845 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:04:50,863 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:04:50,869 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:50,882 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:04:50,887 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:50,894 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:50,903 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:50,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,911 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:04:50,919 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:50,930 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:50,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:50,939 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:04:50,946 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:50,957 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:50,963 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:50,969 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:50,978 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:50,984 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:50,991 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:51,010 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:51,020 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:04:51,020 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:04:51,029 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:51,037 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:51,050 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:04:51,050 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:04:51,210 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:04:51,216 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:51,269 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:51,278 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:51,291 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 04:04:51,292 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 155 [2022-11-03 04:04:51,343 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:51,379 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:51,385 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:51,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:51,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:51,397 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:51,402 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-03 04:04:51,403 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 284 treesize of output 285 [2022-11-03 04:04:51,446 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 04:04:55,594 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '5837#(and (= |ULTIMATE.start_dll_create_~head~0#1.offset| |ULTIMATE.start_dll_create_#res#1.offset|) (= (select (select |#memory_int| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 8)) 0) (<= |#NULL.offset| 0) (<= 5 |ULTIMATE.start_main_~len~0#1|) (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 4)) 0)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 4)) 0))) (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (= |ULTIMATE.start_dll_create_#res#1.base| |ULTIMATE.start_main_~head~1#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#res#1.base|) (<= 5 |ULTIMATE.start_dll_create_#in~len#1|) (= |ULTIMATE.start_main_~head~1#1.offset| |ULTIMATE.start_dll_create_#res#1.offset|) (<= |ULTIMATE.start_main_~len~0#1| 5) (<= |ULTIMATE.start_dll_create_~len#1| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~head~1#1.base|) |ULTIMATE.start_main_~head~1#1.offset|) 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (<= 0 |#NULL.offset|) (<= 0 |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (not (= (select (select |#memory_int| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 16)) 0)) (<= |ULTIMATE.start_dll_create_#in~len#1| 5) (<= 0 |#StackHeapBarrier|) (<= (+ |ULTIMATE.start_main_~head~1#1.offset| 20) (select |#length| |ULTIMATE.start_main_~head~1#1.base|)) (= |#NULL.base| 0) (= (select |#valid| |ULTIMATE.start_main_~head~1#1.base|) 1))' at error location [2022-11-03 04:04:55,594 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 04:04:55,594 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 04:04:55,595 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 13] total 26 [2022-11-03 04:04:55,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831471653] [2022-11-03 04:04:55,595 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 04:04:55,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-11-03 04:04:55,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:04:55,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-11-03 04:04:55,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=238, Invalid=1411, Unknown=3, NotChecked=240, Total=1892 [2022-11-03 04:04:55,597 INFO L87 Difference]: Start difference. First operand 102 states and 112 transitions. Second operand has 26 states, 26 states have (on average 3.6923076923076925) internal successors, (96), 26 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:56,255 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))) (and (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (forall ((v_ArrVal_3009 Int) (v_ArrVal_3010 (Array Int Int)) (v_ArrVal_3007 Int) (|v_ULTIMATE.start_main_~head~1#1.offset_60| Int)) (or (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_60|)) (= (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (store .cse0 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4) v_ArrVal_3007) (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_3009)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_3010) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_60| 16)) 0) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_60|))) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select .cse0 (+ 16 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)) 0))) is different from false [2022-11-03 04:04:56,706 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))) (and (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (forall ((v_ArrVal_3009 Int) (v_ArrVal_3010 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_60| Int)) (or (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_60|)) (= (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store .cse0 (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_3009)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_3010) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_60| 16)) 0) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_60|))) (= (select .cse0 (+ 16 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)) 0))) is different from false [2022-11-03 04:04:57,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:04:57,081 INFO L93 Difference]: Finished difference Result 122 states and 131 transitions. [2022-11-03 04:04:57,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-03 04:04:57,082 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 3.6923076923076925) internal successors, (96), 26 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2022-11-03 04:04:57,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:04:57,082 INFO L225 Difference]: With dead ends: 122 [2022-11-03 04:04:57,082 INFO L226 Difference]: Without dead ends: 122 [2022-11-03 04:04:57,083 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 149 SyntacticMatches, 6 SemanticMatches, 56 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 882 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=444, Invalid=2326, Unknown=6, NotChecked=530, Total=3306 [2022-11-03 04:04:57,083 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 491 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 491 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 338 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 04:04:57,084 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [491 Valid, 314 Invalid, 610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 243 Invalid, 0 Unknown, 338 Unchecked, 0.2s Time] [2022-11-03 04:04:57,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2022-11-03 04:04:57,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 102. [2022-11-03 04:04:57,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 87 states have (on average 1.2758620689655173) internal successors, (111), 101 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:57,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 111 transitions. [2022-11-03 04:04:57,087 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 111 transitions. Word has length 61 [2022-11-03 04:04:57,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:04:57,088 INFO L495 AbstractCegarLoop]: Abstraction has 102 states and 111 transitions. [2022-11-03 04:04:57,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 3.6923076923076925) internal successors, (96), 26 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:04:57,088 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 111 transitions. [2022-11-03 04:04:57,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-03 04:04:57,089 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:04:57,089 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:04:57,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-03 04:04:57,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-03 04:04:57,303 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr12REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:04:57,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:04:57,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1358180244, now seen corresponding path program 1 times [2022-11-03 04:04:57,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:04:57,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518538019] [2022-11-03 04:04:57,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:57,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:04:57,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:58,373 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 50 proven. 33 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-03 04:04:58,373 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:04:58,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518538019] [2022-11-03 04:04:58,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518538019] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:04:58,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [377674984] [2022-11-03 04:04:58,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:58,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:04:58,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:04:58,379 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:04:58,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-03 04:04:58,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:58,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 36 conjunts are in the unsatisfiable core [2022-11-03 04:04:58,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:04:58,761 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:04:58,784 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-03 04:04:58,785 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-03 04:04:58,821 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:58,848 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:58,871 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-03 04:04:58,871 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 35 [2022-11-03 04:04:59,136 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:04:59,139 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:04:59,139 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 16 [2022-11-03 04:04:59,143 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 60 proven. 11 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-03 04:04:59,143 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:04:59,311 INFO L356 Elim1Store]: treesize reduction 5, result has 70.6 percent of original size [2022-11-03 04:04:59,311 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:04:59,322 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_3386 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_62| Int)) (or (= (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_3386) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_62| 4)) |c_ULTIMATE.start_dll_create_~head~0#1.base|) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_62|) (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_62|)))) is different from false [2022-11-03 04:04:59,348 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_3386 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_62| Int) (v_ArrVal_3384 Int)) (or (= (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_3384)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_3386) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_62| 4)) |c_ULTIMATE.start_dll_create_~head~0#1.base|) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_62|) (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_62|)))) is different from false [2022-11-03 04:04:59,361 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:04:59,362 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 33 [2022-11-03 04:04:59,372 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:04:59,372 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 32 [2022-11-03 04:04:59,378 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:04:59,512 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 60 proven. 8 refuted. 0 times theorem prover too weak. 31 trivial. 3 not checked. [2022-11-03 04:04:59,512 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [377674984] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 04:04:59,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [857967781] [2022-11-03 04:04:59,514 INFO L159 IcfgInterpreter]: Started Sifa with 22 locations of interest [2022-11-03 04:04:59,515 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:04:59,515 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:04:59,515 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:04:59,515 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:04:59,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,539 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-03 04:04:59,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,561 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-03 04:04:59,569 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:59,579 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:04:59,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,597 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-11-03 04:04:59,606 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:59,617 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:59,631 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:59,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,644 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2022-11-03 04:04:59,654 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:04:59,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,678 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:04:59,690 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:59,699 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:04:59,717 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:59,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,731 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:04:59,744 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:04:59,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,802 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 35 [2022-11-03 04:04:59,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,865 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 62 [2022-11-03 04:04:59,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,878 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:04:59,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,891 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:04:59,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,929 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2022-11-03 04:04:59,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,946 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:04:59,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,959 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:04:59,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:04:59,994 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 86 [2022-11-03 04:05:00,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,012 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:05:00,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,026 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:05:00,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,103 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,105 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,106 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,108 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,117 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:05:00,118 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 354 treesize of output 335 [2022-11-03 04:05:00,133 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,150 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:05:00,150 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 348 treesize of output 350 [2022-11-03 04:05:00,171 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,190 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:05:00,190 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 348 treesize of output 350 [2022-11-03 04:05:00,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,273 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,275 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,275 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,277 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,288 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:05:00,289 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 354 treesize of output 335 [2022-11-03 04:05:00,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,306 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,307 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,329 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:05:00,329 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 357 treesize of output 362 [2022-11-03 04:05:00,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,349 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,350 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,367 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:05:00,368 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 357 treesize of output 362 [2022-11-03 04:05:00,465 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,466 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,496 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:05:00,496 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 366 treesize of output 365 [2022-11-03 04:05:00,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,531 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,533 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,533 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,534 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:00,544 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:05:00,544 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 348 treesize of output 329 [2022-11-03 04:05:00,561 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,561 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:00,581 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:05:00,581 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 360 treesize of output 359 [2022-11-03 04:05:00,880 INFO L356 Elim1Store]: treesize reduction 132, result has 17.0 percent of original size [2022-11-03 04:05:00,880 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 537 treesize of output 538 [2022-11-03 04:05:01,036 INFO L356 Elim1Store]: treesize reduction 118, result has 13.9 percent of original size [2022-11-03 04:05:01,036 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 579 treesize of output 465 [2022-11-03 04:05:01,092 INFO L356 Elim1Store]: treesize reduction 142, result has 11.8 percent of original size [2022-11-03 04:05:01,093 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 579 treesize of output 564 [2022-11-03 04:05:01,216 INFO L356 Elim1Store]: treesize reduction 396, result has 10.4 percent of original size [2022-11-03 04:05:01,217 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 7 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 575 treesize of output 571 [2022-11-03 04:05:01,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:01,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:01,378 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:05:01,379 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 583 treesize of output 465 [2022-11-03 04:05:01,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:01,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:01,433 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:05:01,433 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 583 treesize of output 564 [2022-11-03 04:05:01,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:01,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:01,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:01,450 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:01,557 INFO L356 Elim1Store]: treesize reduction 442, result has 8.1 percent of original size [2022-11-03 04:05:01,558 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 39 case distinctions, treesize of input 584 treesize of output 583 [2022-11-03 04:05:01,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:01,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:01,694 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:05:01,694 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 583 treesize of output 465 [2022-11-03 04:05:01,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:01,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:01,711 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:01,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:01,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:01,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:01,719 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:01,846 INFO L356 Elim1Store]: treesize reduction 496, result has 7.3 percent of original size [2022-11-03 04:05:01,847 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 8 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 47 case distinctions, treesize of input 593 treesize of output 595 [2022-11-03 04:05:01,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:01,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:01,920 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:05:01,920 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 583 treesize of output 564 [2022-11-03 04:05:02,000 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:02,005 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:02,010 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:02,019 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:02,024 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:02,029 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:02,043 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:02,054 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:05:02,054 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:05:02,061 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:02,069 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:02,078 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:05:02,078 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:05:02,094 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:05:02,099 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:05:02,110 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:02,117 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:05:02,122 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:02,133 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:02,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:02,140 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:05:02,146 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:02,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:02,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:02,159 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:05:02,165 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:02,172 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:02,181 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:02,185 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:02,203 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:02,214 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:02,219 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:02,226 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:02,242 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:02,253 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:05:02,253 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:05:02,261 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:02,270 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:02,278 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:05:02,279 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:05:02,522 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:05:02,527 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:05:02,579 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:02,586 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:02,602 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:02,615 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 04:05:02,616 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 155 [2022-11-03 04:05:02,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:02,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:02,670 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:02,676 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-03 04:05:02,676 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 162 treesize of output 167 [2022-11-03 04:05:02,702 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:02,722 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:02,725 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 04:05:05,874 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '6501#(and (<= 0 |#NULL.base|) (<= |ULTIMATE.start_dll_create_#res#1.offset| 0) (<= |#NULL.offset| 0) (<= 5 |ULTIMATE.start_main_~len~0#1|) (<= 5 |ULTIMATE.start_dll_create_#in~len#1|) (<= |ULTIMATE.start_main_~len~0#1| 5) (<= |#NULL.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_~head~1#1.base|) 1)) (<= |ULTIMATE.start_dll_create_~len#1| 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (<= 0 |#NULL.offset|) (<= 0 |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_#in~len#1| 5) (<= 0 |#StackHeapBarrier|) (<= 0 |ULTIMATE.start_dll_create_#res#1.offset|))' at error location [2022-11-03 04:05:05,874 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 04:05:05,874 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 04:05:05,874 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 11] total 25 [2022-11-03 04:05:05,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228713430] [2022-11-03 04:05:05,875 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 04:05:05,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-11-03 04:05:05,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:05:05,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-11-03 04:05:05,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=1464, Unknown=2, NotChecked=158, Total=1806 [2022-11-03 04:05:05,877 INFO L87 Difference]: Start difference. First operand 102 states and 111 transitions. Second operand has 26 states, 25 states have (on average 4.24) internal successors, (106), 26 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:05:06,470 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))) (let ((.cse1 (select .cse0 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)))) (and (<= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (forall ((v_ArrVal_3386 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_62| Int) (v_ArrVal_3384 Int)) (or (= (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store .cse0 (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_3384)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_3386) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_62| 4)) |c_ULTIMATE.start_dll_create_~head~0#1.base|) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_62|) (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_62|)))) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (not (= .cse1 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|)) (= .cse1 |c_ULTIMATE.start_dll_create_~head~0#1.base|) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |c_#valid| .cse1) 1)))) is different from false [2022-11-03 04:05:06,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:05:06,810 INFO L93 Difference]: Finished difference Result 107 states and 114 transitions. [2022-11-03 04:05:06,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-03 04:05:06,811 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 4.24) internal successors, (106), 26 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2022-11-03 04:05:06,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:05:06,812 INFO L225 Difference]: With dead ends: 107 [2022-11-03 04:05:06,812 INFO L226 Difference]: Without dead ends: 107 [2022-11-03 04:05:06,813 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 149 SyntacticMatches, 8 SemanticMatches, 48 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 658 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=251, Invalid=1920, Unknown=3, NotChecked=276, Total=2450 [2022-11-03 04:05:06,813 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 64 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 417 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 258 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 04:05:06,813 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 367 Invalid, 681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 417 Invalid, 0 Unknown, 258 Unchecked, 0.3s Time] [2022-11-03 04:05:06,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2022-11-03 04:05:06,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 103. [2022-11-03 04:05:06,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 88 states have (on average 1.2840909090909092) internal successors, (113), 102 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:05:06,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 113 transitions. [2022-11-03 04:05:06,817 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 113 transitions. Word has length 62 [2022-11-03 04:05:06,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:05:06,817 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 113 transitions. [2022-11-03 04:05:06,817 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 4.24) internal successors, (106), 26 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:05:06,818 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 113 transitions. [2022-11-03 04:05:06,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-03 04:05:06,818 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:05:06,818 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:05:06,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-11-03 04:05:07,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-03 04:05:07,019 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr13REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:05:07,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:05:07,020 INFO L85 PathProgramCache]: Analyzing trace with hash -1358180243, now seen corresponding path program 1 times [2022-11-03 04:05:07,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:05:07,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292032349] [2022-11-03 04:05:07,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:05:07,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:05:07,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:05:08,673 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 60 proven. 27 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-03 04:05:08,673 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:05:08,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292032349] [2022-11-03 04:05:08,674 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292032349] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:05:08,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1183416942] [2022-11-03 04:05:08,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:05:08,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:05:08,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:05:08,679 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:05:08,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-11-03 04:05:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:05:09,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-03 04:05:09,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:05:09,119 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:05:09,189 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-03 04:05:09,190 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-03 04:05:09,225 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:09,231 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:09,269 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:09,275 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:09,307 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-03 04:05:09,308 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 45 [2022-11-03 04:05:09,314 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 24 [2022-11-03 04:05:09,481 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2022-11-03 04:05:09,487 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-11-03 04:05:09,516 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 60 proven. 11 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-03 04:05:09,517 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:05:09,710 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:05:09,710 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 53 [2022-11-03 04:05:09,746 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (and (forall ((v_ArrVal_3766 (Array Int Int))) (<= 0 (+ (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_3766) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse0) 4))) (forall ((v_ArrVal_3768 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_3768) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse0) |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (forall ((v_prenex_1 (Array Int Int))) (< (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_prenex_1) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse0) (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 9))))) is different from false [2022-11-03 04:05:09,771 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|)) (.cse1 (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (.cse2 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (and (forall ((v_ArrVal_3762 Int) (v_prenex_1 (Array Int Int))) (< (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store .cse0 .cse1 v_ArrVal_3762)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_prenex_1) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse2) (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 9))) (forall ((v_ArrVal_3762 Int) (v_ArrVal_3766 (Array Int Int))) (<= 0 (+ (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store .cse0 .cse1 v_ArrVal_3762)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_3766) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse2) 4))) (forall ((v_ArrVal_3763 Int) (v_ArrVal_3768 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1 v_ArrVal_3763)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_3768) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse2) |c_ULTIMATE.start_dll_create_~head~0#1.base|)))) is different from false [2022-11-03 04:05:09,784 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:05:09,784 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 33 [2022-11-03 04:05:09,788 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2022-11-03 04:05:09,792 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-03 04:05:09,800 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:05:09,800 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 35 [2022-11-03 04:05:09,803 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:09,804 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-11-03 04:05:09,812 INFO L356 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-03 04:05:09,813 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 1 [2022-11-03 04:05:10,053 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 60 proven. 8 refuted. 0 times theorem prover too weak. 31 trivial. 3 not checked. [2022-11-03 04:05:10,053 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1183416942] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 04:05:10,053 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1821875559] [2022-11-03 04:05:10,056 INFO L159 IcfgInterpreter]: Started Sifa with 22 locations of interest [2022-11-03 04:05:10,057 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:05:10,057 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:05:10,057 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:05:10,058 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:05:10,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,090 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-03 04:05:10,113 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:10,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,124 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-03 04:05:10,135 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:10,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,161 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-11-03 04:05:10,172 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:10,181 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:10,198 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:10,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,210 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2022-11-03 04:05:10,222 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:10,240 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:10,250 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:10,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,265 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:05:10,288 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:10,299 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:10,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,316 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:05:10,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,375 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-03 04:05:10,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,412 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 58 [2022-11-03 04:05:10,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,428 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:05:10,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,447 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:05:10,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,470 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:05:10,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,489 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 70 [2022-11-03 04:05:10,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,516 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:05:10,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,543 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:05:10,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,566 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 82 [2022-11-03 04:05:10,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,593 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:05:10,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,667 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:10,668 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:10,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,670 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:10,682 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:05:10,682 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 345 treesize of output 326 [2022-11-03 04:05:10,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,699 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:10,718 INFO L356 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-03 04:05:10,719 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 339 treesize of output 341 [2022-11-03 04:05:10,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,734 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:10,749 INFO L356 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-03 04:05:10,749 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 339 treesize of output 341 [2022-11-03 04:05:10,819 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:10,820 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:10,853 INFO L356 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-03 04:05:10,853 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 348 treesize of output 353 [2022-11-03 04:05:10,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,878 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:10,879 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:10,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,881 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:10,890 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:05:10,891 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 345 treesize of output 326 [2022-11-03 04:05:10,905 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:10,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:10,907 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:10,924 INFO L356 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-03 04:05:10,925 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 348 treesize of output 353 [2022-11-03 04:05:11,045 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:11,046 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:11,047 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:11,068 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:05:11,069 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 357 treesize of output 358 [2022-11-03 04:05:11,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:11,089 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:11,090 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 353 treesize of output 354 [2022-11-03 04:05:11,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:11,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:11,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:11,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:11,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:11,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:11,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:11,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:11,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:11,122 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:11,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:11,130 INFO L356 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-11-03 04:05:11,131 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 16 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 12 case distinctions, treesize of input 337 treesize of output 318 [2022-11-03 04:05:11,423 INFO L356 Elim1Store]: treesize reduction 132, result has 17.0 percent of original size [2022-11-03 04:05:11,423 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 510 treesize of output 511 [2022-11-03 04:05:11,587 INFO L356 Elim1Store]: treesize reduction 118, result has 13.9 percent of original size [2022-11-03 04:05:11,587 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 552 treesize of output 450 [2022-11-03 04:05:11,778 INFO L356 Elim1Store]: treesize reduction 396, result has 10.4 percent of original size [2022-11-03 04:05:11,779 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 7 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 548 treesize of output 544 [2022-11-03 04:05:11,856 INFO L356 Elim1Store]: treesize reduction 142, result has 11.8 percent of original size [2022-11-03 04:05:11,856 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 552 treesize of output 537 [2022-11-03 04:05:11,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:11,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,020 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:05:12,021 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 450 [2022-11-03 04:05:12,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,081 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:05:12,082 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 537 [2022-11-03 04:05:12,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,128 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:12,257 INFO L356 Elim1Store]: treesize reduction 442, result has 8.1 percent of original size [2022-11-03 04:05:12,257 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 39 case distinctions, treesize of input 557 treesize of output 556 [2022-11-03 04:05:12,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,390 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:05:12,391 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 450 [2022-11-03 04:05:12,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,408 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:12,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,412 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:12,536 INFO L356 Elim1Store]: treesize reduction 496, result has 7.3 percent of original size [2022-11-03 04:05:12,537 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 8 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 47 case distinctions, treesize of input 566 treesize of output 568 [2022-11-03 04:05:12,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,605 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:05:12,606 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 537 [2022-11-03 04:05:12,681 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:12,686 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:12,691 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:12,706 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:12,712 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:12,719 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:12,736 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:12,743 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:12,756 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:05:12,756 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:05:12,766 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:12,776 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:05:12,776 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:05:12,805 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:05:12,813 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:05:12,824 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:05:12,831 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:12,836 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:12,849 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:12,854 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:12,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,860 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:05:12,870 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:12,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:12,878 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:05:12,884 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:12,895 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:12,900 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:12,905 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:12,915 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:12,921 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:12,927 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:12,941 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:12,947 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:12,956 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:05:12,956 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:05:12,966 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:12,977 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:05:12,977 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:05:13,271 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:05:13,275 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:05:13,320 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:13,329 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:13,342 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 04:05:13,343 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 155 [2022-11-03 04:05:13,391 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:13,449 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:13,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:13,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:13,464 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:13,471 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-03 04:05:13,471 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 284 treesize of output 285 [2022-11-03 04:05:13,517 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:13,531 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 04:05:16,915 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '7140#(and (or (not (<= (+ |ULTIMATE.start_main_~head~1#1.offset| 8) (select |#length| |ULTIMATE.start_main_~head~1#1.base|))) (not (<= 0 (+ |ULTIMATE.start_main_~head~1#1.offset| 4)))) (<= |ULTIMATE.start_dll_create_#res#1.offset| 0) (<= 5 |ULTIMATE.start_dll_create_#in~len#1|) (= |ULTIMATE.start_main_~len~0#1| 5) (<= |ULTIMATE.start_dll_create_~len#1| 0) (= |#NULL.offset| 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (<= 0 |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_#in~len#1| 5) (<= 0 |#StackHeapBarrier|) (<= 0 |ULTIMATE.start_dll_create_#res#1.offset|) (= |#NULL.base| 0))' at error location [2022-11-03 04:05:16,915 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 04:05:16,916 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 04:05:16,916 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 10] total 29 [2022-11-03 04:05:16,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486664095] [2022-11-03 04:05:16,916 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 04:05:16,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-11-03 04:05:16,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:05:16,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-11-03 04:05:16,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=200, Invalid=1786, Unknown=2, NotChecked=174, Total=2162 [2022-11-03 04:05:16,918 INFO L87 Difference]: Start difference. First operand 103 states and 113 transitions. Second operand has 30 states, 29 states have (on average 4.0344827586206895) internal successors, (117), 30 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:05:18,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:05:18,442 INFO L93 Difference]: Finished difference Result 148 states and 163 transitions. [2022-11-03 04:05:18,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-03 04:05:18,442 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 4.0344827586206895) internal successors, (117), 30 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2022-11-03 04:05:18,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:05:18,443 INFO L225 Difference]: With dead ends: 148 [2022-11-03 04:05:18,443 INFO L226 Difference]: Without dead ends: 148 [2022-11-03 04:05:18,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 148 SyntacticMatches, 7 SemanticMatches, 59 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 1014 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=453, Invalid=2975, Unknown=2, NotChecked=230, Total=3660 [2022-11-03 04:05:18,444 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 835 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 490 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 835 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 260 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 04:05:18,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [835 Valid, 228 Invalid, 819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 490 Invalid, 0 Unknown, 260 Unchecked, 0.4s Time] [2022-11-03 04:05:18,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2022-11-03 04:05:18,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 119. [2022-11-03 04:05:18,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 105 states have (on average 1.2857142857142858) internal successors, (135), 118 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:05:18,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 135 transitions. [2022-11-03 04:05:18,449 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 135 transitions. Word has length 62 [2022-11-03 04:05:18,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:05:18,450 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 135 transitions. [2022-11-03 04:05:18,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 4.0344827586206895) internal successors, (117), 30 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:05:18,450 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 135 transitions. [2022-11-03 04:05:18,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-03 04:05:18,451 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:05:18,451 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:05:18,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-11-03 04:05:18,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-11-03 04:05:18,654 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:05:18,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:05:18,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1339279038, now seen corresponding path program 1 times [2022-11-03 04:05:18,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:05:18,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338868054] [2022-11-03 04:05:18,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:05:18,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:05:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:05:18,979 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2022-11-03 04:05:18,979 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:05:18,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338868054] [2022-11-03 04:05:18,980 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338868054] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:05:18,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [866435625] [2022-11-03 04:05:18,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:05:18,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:05:18,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:05:18,983 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:05:18,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-11-03 04:05:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:05:19,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-03 04:05:19,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:05:19,399 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2022-11-03 04:05:19,401 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-11-03 04:05:19,418 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2022-11-03 04:05:19,418 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:05:19,480 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2022-11-03 04:05:19,480 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [866435625] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 04:05:19,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2131918842] [2022-11-03 04:05:19,482 INFO L159 IcfgInterpreter]: Started Sifa with 24 locations of interest [2022-11-03 04:05:19,483 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:05:19,483 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:05:19,483 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:05:19,483 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:05:19,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,512 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-03 04:05:19,532 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:19,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,539 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-03 04:05:19,548 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:19,560 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:19,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,569 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-11-03 04:05:19,579 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:19,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,596 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2022-11-03 04:05:19,606 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:19,613 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:19,629 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:19,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,640 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:05:19,652 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:19,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,672 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:05:19,683 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:19,692 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:19,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,755 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 35 [2022-11-03 04:05:19,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,782 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:05:19,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,792 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:05:19,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,811 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 62 [2022-11-03 04:05:19,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,843 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2022-11-03 04:05:19,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,859 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:05:19,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,874 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:05:19,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,898 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:05:19,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,909 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:05:19,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:19,934 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 86 [2022-11-03 04:05:19,993 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,021 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:05:20,022 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 355 treesize of output 357 [2022-11-03 04:05:20,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,050 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,052 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,053 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,055 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,064 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:05:20,064 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 361 treesize of output 342 [2022-11-03 04:05:20,077 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,096 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:05:20,096 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 355 treesize of output 357 [2022-11-03 04:05:20,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,180 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,182 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,183 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,183 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,195 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:05:20,196 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 361 treesize of output 342 [2022-11-03 04:05:20,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,212 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,212 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,235 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:05:20,235 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 364 treesize of output 369 [2022-11-03 04:05:20,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,253 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,254 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,274 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:05:20,275 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 364 treesize of output 369 [2022-11-03 04:05:20,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,396 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,397 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,397 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,400 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,412 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:05:20,413 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 361 treesize of output 342 [2022-11-03 04:05:20,433 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,434 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:20,457 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:05:20,457 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 373 treesize of output 372 [2022-11-03 04:05:20,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:20,478 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 367 treesize of output 366 [2022-11-03 04:05:20,754 INFO L356 Elim1Store]: treesize reduction 132, result has 17.0 percent of original size [2022-11-03 04:05:20,755 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 610 treesize of output 603 [2022-11-03 04:05:20,972 INFO L356 Elim1Store]: treesize reduction 248, result has 16.5 percent of original size [2022-11-03 04:05:20,974 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 652 treesize of output 532 [2022-11-03 04:05:21,176 INFO L356 Elim1Store]: treesize reduction 752, result has 11.1 percent of original size [2022-11-03 04:05:21,177 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 2 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 34 case distinctions, treesize of input 648 treesize of output 644 [2022-11-03 04:05:21,289 INFO L356 Elim1Store]: treesize reduction 248, result has 15.4 percent of original size [2022-11-03 04:05:21,289 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 652 treesize of output 595 [2022-11-03 04:05:21,451 INFO L356 Elim1Store]: treesize reduction 256, result has 16.1 percent of original size [2022-11-03 04:05:21,452 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 656 treesize of output 532 [2022-11-03 04:05:21,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:21,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:21,666 INFO L356 Elim1Store]: treesize reduction 860, result has 9.2 percent of original size [2022-11-03 04:05:21,666 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 4 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 41 case distinctions, treesize of input 657 treesize of output 656 [2022-11-03 04:05:21,763 INFO L356 Elim1Store]: treesize reduction 264, result has 14.6 percent of original size [2022-11-03 04:05:21,764 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 656 treesize of output 595 [2022-11-03 04:05:21,967 INFO L356 Elim1Store]: treesize reduction 256, result has 16.1 percent of original size [2022-11-03 04:05:21,968 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 656 treesize of output 532 [2022-11-03 04:05:22,058 INFO L356 Elim1Store]: treesize reduction 264, result has 14.6 percent of original size [2022-11-03 04:05:22,059 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 656 treesize of output 595 [2022-11-03 04:05:22,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:22,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:22,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:22,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:22,288 INFO L356 Elim1Store]: treesize reduction 976, result has 8.2 percent of original size [2022-11-03 04:05:22,289 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 7 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 49 case distinctions, treesize of input 666 treesize of output 668 [2022-11-03 04:05:22,370 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:22,374 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:22,379 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:22,388 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:22,392 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:22,399 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:22,409 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:22,419 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:22,428 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:05:22,428 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:05:22,437 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:22,448 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:05:22,449 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:05:22,466 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:05:22,471 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:05:22,483 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:22,488 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:22,495 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:05:22,507 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:22,512 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:22,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:22,522 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:05:22,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:22,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:22,537 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:05:22,545 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:22,553 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:22,563 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:22,568 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:22,574 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:22,590 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:22,596 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:22,604 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:22,621 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:22,630 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:05:22,630 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:05:22,639 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:22,650 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:05:22,651 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:05:22,661 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:22,899 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:05:22,904 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:05:22,946 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:22,954 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:22,971 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:22,985 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 04:05:22,985 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 155 [2022-11-03 04:05:23,050 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:23,057 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:23,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:23,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:23,072 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:23,078 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-03 04:05:23,079 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 284 treesize of output 285 [2022-11-03 04:05:23,155 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 04:05:25,540 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '7847#(and (<= |ULTIMATE.start_dll_create_#res#1.offset| 0) (not (= |ULTIMATE.start_main_old_#valid#1| |#valid|)) (<= 5 |ULTIMATE.start_dll_create_#in~len#1|) (= |ULTIMATE.start_main_~len~0#1| 5) (<= |ULTIMATE.start_dll_create_~len#1| 0) (= |#NULL.offset| 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (<= 0 |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_#in~len#1| 5) (= |ULTIMATE.start_main_~head~1#1.offset| 0) (<= 0 |#StackHeapBarrier|) (<= 0 |ULTIMATE.start_dll_create_#res#1.offset|) (= |ULTIMATE.start_main_~head~1#1.base| 0) (= |ULTIMATE.start_main_#res#1| 0) (= |#NULL.base| 0))' at error location [2022-11-03 04:05:25,541 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 04:05:25,541 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 04:05:25,541 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5, 5] total 9 [2022-11-03 04:05:25,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465279370] [2022-11-03 04:05:25,541 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 04:05:25,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-03 04:05:25,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:05:25,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-03 04:05:25,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=605, Unknown=0, NotChecked=0, Total=702 [2022-11-03 04:05:25,542 INFO L87 Difference]: Start difference. First operand 119 states and 135 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:05:25,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:05:25,731 INFO L93 Difference]: Finished difference Result 122 states and 134 transitions. [2022-11-03 04:05:25,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 04:05:25,731 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2022-11-03 04:05:25,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:05:25,732 INFO L225 Difference]: With dead ends: 122 [2022-11-03 04:05:25,732 INFO L226 Difference]: Without dead ends: 122 [2022-11-03 04:05:25,733 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 172 SyntacticMatches, 5 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=129, Invalid=801, Unknown=0, NotChecked=0, Total=930 [2022-11-03 04:05:25,733 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 180 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 04:05:25,733 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 68 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 04:05:25,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2022-11-03 04:05:25,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 119. [2022-11-03 04:05:25,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 105 states have (on average 1.2666666666666666) internal successors, (133), 118 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:05:25,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 133 transitions. [2022-11-03 04:05:25,737 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 133 transitions. Word has length 65 [2022-11-03 04:05:25,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:05:25,738 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 133 transitions. [2022-11-03 04:05:25,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:05:25,738 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 133 transitions. [2022-11-03 04:05:25,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-03 04:05:25,739 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:05:25,739 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:05:25,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-11-03 04:05:25,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:05:25,955 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:05:25,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:05:25,955 INFO L85 PathProgramCache]: Analyzing trace with hash 1958794228, now seen corresponding path program 1 times [2022-11-03 04:05:25,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:05:25,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340155609] [2022-11-03 04:05:25,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:05:25,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:05:26,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:05:28,165 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 67 proven. 36 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-03 04:05:28,166 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:05:28,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340155609] [2022-11-03 04:05:28,166 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340155609] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:05:28,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [627102555] [2022-11-03 04:05:28,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:05:28,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:05:28,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:05:28,171 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:05:28,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-11-03 04:05:28,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:05:28,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-03 04:05:28,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:05:28,624 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:05:28,659 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-03 04:05:28,659 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-03 04:05:28,711 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:05:28,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:28,751 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:05:28,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:28,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:28,812 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:05:28,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:28,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:28,839 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:05:28,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:28,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:28,864 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:05:28,900 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 23 [2022-11-03 04:05:29,054 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-03 04:05:29,054 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-03 04:05:29,107 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 21 [2022-11-03 04:05:29,121 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 21 [2022-11-03 04:05:29,133 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 21 [2022-11-03 04:05:29,151 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:29,156 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:29,162 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 21 [2022-11-03 04:05:29,214 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:29,219 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 21 [2022-11-03 04:05:29,227 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:29,264 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-03 04:05:29,265 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 85 [2022-11-03 04:05:29,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:29,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:29,278 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 54 [2022-11-03 04:05:29,295 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 24 [2022-11-03 04:05:29,709 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:29,710 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-11-03 04:05:29,714 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:29,717 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:05:29,717 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 25 [2022-11-03 04:05:29,773 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 73 proven. 24 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-03 04:05:29,774 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:05:30,015 WARN L833 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~head~1#1.offset_79| Int) (v_ArrVal_4534 (Array Int Int)) (v_ArrVal_4533 Int) (v_ArrVal_4536 (Array Int Int))) (or (= (let ((.cse0 (+ |v_ULTIMATE.start_main_~head~1#1.offset_79| 4))) (select (select (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base|) (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12) v_ArrVal_4533)) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4536) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse0)) (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4534) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse0))) 0) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_79|) (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_79|)))) is different from false [2022-11-03 04:05:30,049 WARN L833 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~head~1#1.offset_79| Int) (v_ArrVal_4534 (Array Int Int)) (v_ArrVal_4533 Int) (v_ArrVal_4536 (Array Int Int)) (v_ArrVal_4530 Int) (v_ArrVal_4531 Int) (v_ArrVal_4529 (Array Int Int))) (or (= (let ((.cse1 (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (.cse2 (+ |v_ULTIMATE.start_main_~head~1#1.offset_79| 4))) (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4529))) (store .cse0 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse0 |c_ULTIMATE.start_dll_create_~head~0#1.base|) (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12) v_ArrVal_4533))) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1 v_ArrVal_4531)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4536) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse2)) (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1 v_ArrVal_4530)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4534) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse2))) 0) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_79|) (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_79|)))) is different from false [2022-11-03 04:05:30,068 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:05:30,068 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 71 treesize of output 77 [2022-11-03 04:05:30,089 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:05:30,089 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 124 treesize of output 120 [2022-11-03 04:05:30,102 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:05:30,102 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 108 treesize of output 98 [2022-11-03 04:05:30,119 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:05:30,121 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 160 treesize of output 150 [2022-11-03 04:05:30,131 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 64 [2022-11-03 04:05:30,136 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 122 [2022-11-03 04:05:31,687 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_arrayElimCell_2143 Int) (|v_ULTIMATE.start_dll_create_~new_head~0#1.base_93| Int) (v_ArrVal_4533 Int) (v_ArrVal_4518 (Array Int Int)) (v_ArrVal_4529 (Array Int Int)) (v_arrayElimCell_2142 Int)) (let ((.cse1 (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4518) |v_ULTIMATE.start_dll_create_~new_head~0#1.base_93| v_ArrVal_4529))) (let ((.cse0 (select .cse1 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))) (let ((.cse2 (store .cse0 (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_4533))) (or (not (= (select |c_#valid| |v_ULTIMATE.start_dll_create_~new_head~0#1.base_93|) 0)) (= (select .cse0 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0) (= (select (select (store .cse1 |c_ULTIMATE.start_dll_create_~new_head~0#1.base| .cse2) v_arrayElimCell_2142) v_arrayElimCell_2143) 0) (= (select .cse2 v_arrayElimCell_2143) 0)))))) is different from false [2022-11-03 04:05:31,731 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_arrayElimCell_2143 Int) (|v_ULTIMATE.start_dll_create_~new_head~0#1.base_93| Int) (v_ArrVal_4517 Int) (v_ArrVal_4533 Int) (v_ArrVal_4518 (Array Int Int)) (v_ArrVal_4529 (Array Int Int)) (v_arrayElimCell_2142 Int)) (let ((.cse3 (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|))) (let ((.cse2 (store (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse3 v_ArrVal_4517)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4518) |v_ULTIMATE.start_dll_create_~new_head~0#1.base_93| v_ArrVal_4529))) (let ((.cse1 (select .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))) (let ((.cse0 (store .cse1 .cse3 v_ArrVal_4533))) (or (not (= (select |c_#valid| |v_ULTIMATE.start_dll_create_~new_head~0#1.base_93|) 0)) (= (select .cse0 v_arrayElimCell_2143) 0) (= (select .cse1 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0) (= (select (select (store .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base| .cse0) v_arrayElimCell_2142) v_arrayElimCell_2143) 0))))))) is different from false [2022-11-03 04:05:31,760 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_arrayElimCell_2143 Int) (|v_ULTIMATE.start_dll_create_~new_head~0#1.base_93| Int) (v_ArrVal_4517 Int) (v_ArrVal_4515 Int) (v_ArrVal_4533 Int) (v_ArrVal_4518 (Array Int Int)) (v_ArrVal_4529 (Array Int Int)) (v_arrayElimCell_2142 Int)) (let ((.cse3 (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|))) (let ((.cse0 (store (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (store (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4) v_ArrVal_4515) .cse3 v_ArrVal_4517)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4518) |v_ULTIMATE.start_dll_create_~new_head~0#1.base_93| v_ArrVal_4529))) (let ((.cse2 (select .cse0 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))) (let ((.cse1 (store .cse2 .cse3 v_ArrVal_4533))) (or (= (select (select (store .cse0 |c_ULTIMATE.start_dll_create_~new_head~0#1.base| .cse1) v_arrayElimCell_2142) v_arrayElimCell_2143) 0) (not (= (select |c_#valid| |v_ULTIMATE.start_dll_create_~new_head~0#1.base_93|) 0)) (= (select .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0) (= (select .cse1 v_arrayElimCell_2143) 0))))))) is different from false [2022-11-03 04:05:31,794 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_arrayElimCell_2143 Int) (|v_ULTIMATE.start_dll_create_~new_head~0#1.base_93| Int) (v_ArrVal_4517 Int) (v_ArrVal_4515 Int) (v_ArrVal_4513 Int) (v_ArrVal_4533 Int) (v_ArrVal_4518 (Array Int Int)) (v_ArrVal_4529 (Array Int Int)) (v_arrayElimCell_2142 Int)) (let ((.cse3 (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|))) (let ((.cse1 (store (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (store (store (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ 16 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_4513) (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4) v_ArrVal_4515) .cse3 v_ArrVal_4517)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4518) |v_ULTIMATE.start_dll_create_~new_head~0#1.base_93| v_ArrVal_4529))) (let ((.cse2 (select .cse1 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))) (let ((.cse0 (store .cse2 .cse3 v_ArrVal_4533))) (or (= (select .cse0 v_arrayElimCell_2143) 0) (not (= (select |c_#valid| |v_ULTIMATE.start_dll_create_~new_head~0#1.base_93|) 0)) (= (select (select (store .cse1 |c_ULTIMATE.start_dll_create_~new_head~0#1.base| .cse0) v_arrayElimCell_2142) v_arrayElimCell_2143) 0) (= 0 (select .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)))))))) is different from false [2022-11-03 04:05:31,842 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_arrayElimCell_2143 Int) (|v_ULTIMATE.start_dll_create_~new_head~0#1.base_93| Int) (v_ArrVal_4517 Int) (v_ArrVal_4515 Int) (v_ArrVal_4513 Int) (v_ArrVal_4533 Int) (v_ArrVal_4518 (Array Int Int)) (v_ArrVal_4529 (Array Int Int)) (v_arrayElimCell_2142 Int)) (let ((.cse3 (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|))) (let ((.cse0 (store (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (store (store (store (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ 8 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0) (+ 16 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) v_ArrVal_4513) (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4) v_ArrVal_4515) .cse3 v_ArrVal_4517)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4518) |v_ULTIMATE.start_dll_create_~new_head~0#1.base_93| v_ArrVal_4529))) (let ((.cse2 (select .cse0 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))) (let ((.cse1 (store .cse2 .cse3 v_ArrVal_4533))) (or (not (= (select |c_#valid| |v_ULTIMATE.start_dll_create_~new_head~0#1.base_93|) 0)) (= (select (select (store .cse0 |c_ULTIMATE.start_dll_create_~new_head~0#1.base| .cse1) v_arrayElimCell_2142) v_arrayElimCell_2143) 0) (= (select .cse1 v_arrayElimCell_2143) 0) (= (select .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0))))))) is different from false [2022-11-03 04:05:31,876 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:05:31,876 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 173 treesize of output 109 [2022-11-03 04:05:31,900 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:05:31,901 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 4282 treesize of output 4190 [2022-11-03 04:05:31,997 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:05:31,997 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 4600 treesize of output 4416 [2022-11-03 04:05:32,082 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:05:32,083 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 5200 treesize of output 5016 [2022-11-03 04:05:33,130 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:05:33,131 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 2597 treesize of output 2573 [2022-11-03 04:05:34,585 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:05:34,586 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 2551 treesize of output 2531 [2022-11-03 04:05:37,959 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 67 proven. 15 refuted. 0 times theorem prover too weak. 11 trivial. 15 not checked. [2022-11-03 04:05:37,959 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [627102555] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 04:05:37,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1889073816] [2022-11-03 04:05:37,961 INFO L159 IcfgInterpreter]: Started Sifa with 23 locations of interest [2022-11-03 04:05:37,961 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:05:37,961 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:05:37,961 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:05:37,962 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:05:37,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:37,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:37,981 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-03 04:05:38,000 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:38,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,022 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-03 04:05:38,032 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:38,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,057 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-11-03 04:05:38,067 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:38,074 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:38,090 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:38,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,101 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2022-11-03 04:05:38,113 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:38,129 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:38,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,144 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:05:38,154 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:38,173 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:38,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,187 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:05:38,200 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:38,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,251 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 35 [2022-11-03 04:05:38,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,288 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:05:38,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,298 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:05:38,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,320 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 62 [2022-11-03 04:05:38,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,353 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2022-11-03 04:05:38,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,368 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:05:38,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,384 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:05:38,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,419 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 86 [2022-11-03 04:05:38,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,435 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:05:38,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,450 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:05:38,514 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,552 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:05:38,553 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 355 treesize of output 357 [2022-11-03 04:05:38,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,578 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,579 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,579 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,582 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,591 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:05:38,592 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 361 treesize of output 342 [2022-11-03 04:05:38,606 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,627 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:05:38,627 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 355 treesize of output 357 [2022-11-03 04:05:38,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,712 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,713 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,714 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,717 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,727 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:05:38,727 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 361 treesize of output 342 [2022-11-03 04:05:38,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,743 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,744 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,766 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:05:38,766 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 364 treesize of output 369 [2022-11-03 04:05:38,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,784 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,785 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,806 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:05:38,806 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 364 treesize of output 369 [2022-11-03 04:05:38,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,922 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,925 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,925 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:38,928 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,938 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:05:38,938 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 361 treesize of output 342 [2022-11-03 04:05:38,955 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,956 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,977 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:05:38,977 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 373 treesize of output 372 [2022-11-03 04:05:38,993 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:38,994 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:39,013 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:05:39,014 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 367 treesize of output 366 [2022-11-03 04:05:39,294 INFO L356 Elim1Store]: treesize reduction 132, result has 17.0 percent of original size [2022-11-03 04:05:39,295 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 537 treesize of output 538 [2022-11-03 04:05:39,536 INFO L356 Elim1Store]: treesize reduction 396, result has 10.4 percent of original size [2022-11-03 04:05:39,537 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 7 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 575 treesize of output 571 [2022-11-03 04:05:39,601 INFO L356 Elim1Store]: treesize reduction 142, result has 11.8 percent of original size [2022-11-03 04:05:39,602 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 579 treesize of output 564 [2022-11-03 04:05:39,660 INFO L356 Elim1Store]: treesize reduction 118, result has 13.9 percent of original size [2022-11-03 04:05:39,661 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 579 treesize of output 465 [2022-11-03 04:05:39,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:39,757 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:39,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:39,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:39,892 INFO L356 Elim1Store]: treesize reduction 442, result has 8.1 percent of original size [2022-11-03 04:05:39,893 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 39 case distinctions, treesize of input 584 treesize of output 583 [2022-11-03 04:05:39,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:39,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:39,956 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:05:39,957 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 583 treesize of output 564 [2022-11-03 04:05:39,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:39,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:40,018 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:05:40,019 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 583 treesize of output 465 [2022-11-03 04:05:40,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:40,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:40,175 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:05:40,176 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 583 treesize of output 465 [2022-11-03 04:05:40,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:40,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:40,239 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:05:40,240 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 583 treesize of output 564 [2022-11-03 04:05:40,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:40,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:40,255 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:40,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:40,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:40,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:40,259 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:40,396 INFO L356 Elim1Store]: treesize reduction 496, result has 7.3 percent of original size [2022-11-03 04:05:40,397 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 7 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 47 case distinctions, treesize of input 593 treesize of output 595 [2022-11-03 04:05:40,485 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:40,489 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:40,495 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:40,505 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:40,510 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:40,517 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:40,532 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:40,539 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:40,548 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:05:40,548 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:05:40,557 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:40,568 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:05:40,568 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:05:40,588 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:05:40,610 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:05:40,622 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:40,629 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:40,635 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:05:40,649 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:40,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:40,658 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:05:40,667 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:40,678 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:40,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:40,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:40,688 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:05:40,699 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:40,710 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:40,716 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:05:40,723 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:40,733 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:40,739 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:40,746 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:05:40,768 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:40,780 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:05:40,781 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:05:40,790 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:40,800 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:40,811 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:05:40,811 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:05:41,227 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:05:41,232 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:05:41,288 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:41,302 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 04:05:41,303 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 155 [2022-11-03 04:05:41,345 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:41,354 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:05:41,394 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:41,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:41,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:05:41,406 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:05:41,411 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-03 04:05:41,412 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 284 treesize of output 285 [2022-11-03 04:05:41,453 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:05:41,467 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 04:05:45,078 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '8569#(and (<= |ULTIMATE.start_dll_create_#res#1.offset| 0) (<= 0 |ULTIMATE.start_main_~head~1#1.offset|) (<= 5 |ULTIMATE.start_dll_create_#in~len#1|) (= |ULTIMATE.start_main_~len~0#1| 5) (<= |ULTIMATE.start_dll_create_~len#1| 0) (= |#NULL.offset| 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (<= 0 |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_#in~len#1| 5) (<= 0 |#StackHeapBarrier|) (<= 0 |ULTIMATE.start_dll_create_#res#1.offset|) (= |#NULL.base| 0))' at error location [2022-11-03 04:05:45,078 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 04:05:45,078 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 04:05:45,078 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 21] total 47 [2022-11-03 04:05:45,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691607886] [2022-11-03 04:05:45,078 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 04:05:45,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2022-11-03 04:05:45,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:05:45,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2022-11-03 04:05:45,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=273, Invalid=2608, Unknown=9, NotChecked=770, Total=3660 [2022-11-03 04:05:45,081 INFO L87 Difference]: Start difference. First operand 119 states and 133 transitions. Second operand has 47 states, 47 states have (on average 3.106382978723404) internal successors, (146), 47 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:05:45,573 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|)) (.cse1 (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12)) (.cse5 (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|)) (.cse6 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) (.cse3 (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (.cse7 (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))) (and (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (forall ((|v_ULTIMATE.start_main_~head~1#1.offset_79| Int) (v_ArrVal_4534 (Array Int Int)) (v_ArrVal_4533 Int) (v_ArrVal_4536 (Array Int Int)) (v_ArrVal_4530 Int) (v_ArrVal_4531 Int) (v_ArrVal_4529 (Array Int Int))) (or (= (let ((.cse4 (+ |v_ULTIMATE.start_main_~head~1#1.offset_79| 4))) (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4529))) (store .cse0 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse0 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse1 v_ArrVal_4533))) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store .cse2 .cse3 v_ArrVal_4531)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4536) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse4)) (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store .cse5 .cse3 v_ArrVal_4530)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4534) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse4))) 0) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_79|) (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_79|)))) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= (select (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) 0) (= (select .cse2 .cse6) |c_ULTIMATE.start_dll_create_~head~0#1.base|) (not (= .cse1 0)) (= (select .cse5 .cse6) 0) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (= (select .cse7 (+ 8 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)) 0) (forall ((v_arrayElimCell_2143 Int) (|v_ULTIMATE.start_dll_create_~new_head~0#1.base_93| Int) (v_ArrVal_4517 Int) (v_ArrVal_4533 Int) (v_ArrVal_4518 (Array Int Int)) (v_ArrVal_4529 (Array Int Int)) (v_arrayElimCell_2142 Int)) (let ((.cse10 (store (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store .cse7 .cse3 v_ArrVal_4517)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4518) |v_ULTIMATE.start_dll_create_~new_head~0#1.base_93| v_ArrVal_4529))) (let ((.cse9 (select .cse10 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))) (let ((.cse8 (store .cse9 .cse3 v_ArrVal_4533))) (or (not (= (select |c_#valid| |v_ULTIMATE.start_dll_create_~new_head~0#1.base_93|) 0)) (= (select .cse8 v_arrayElimCell_2143) 0) (= (select .cse9 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0) (= (select (select (store .cse10 |c_ULTIMATE.start_dll_create_~new_head~0#1.base| .cse8) v_arrayElimCell_2142) v_arrayElimCell_2143) 0)))))) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select .cse7 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0))) is different from false [2022-11-03 04:05:58,190 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse5 (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|)) (.cse7 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (let ((.cse2 (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|)) (.cse1 (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12)) (.cse6 (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (.cse8 (select .cse5 .cse7)) (.cse3 (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (.cse9 (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))) (and (<= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (forall ((|v_ULTIMATE.start_main_~head~1#1.offset_79| Int) (v_ArrVal_4534 (Array Int Int)) (v_ArrVal_4533 Int) (v_ArrVal_4536 (Array Int Int)) (v_ArrVal_4530 Int) (v_ArrVal_4531 Int) (v_ArrVal_4529 (Array Int Int))) (or (= (let ((.cse4 (+ |v_ULTIMATE.start_main_~head~1#1.offset_79| 4))) (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4529))) (store .cse0 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse0 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse1 v_ArrVal_4533))) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store .cse2 .cse3 v_ArrVal_4531)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4536) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse4)) (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store .cse5 .cse3 v_ArrVal_4530)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4534) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse4))) 0) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_79|) (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_79|)))) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= (select .cse6 0) 0) (= (select .cse2 .cse7) |c_ULTIMATE.start_dll_create_~head~0#1.base|) (not (= .cse1 0)) (= .cse8 0) (= (select .cse6 8) 0) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| .cse8) (= (select .cse9 (+ 8 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)) 0) (forall ((v_arrayElimCell_2143 Int) (|v_ULTIMATE.start_dll_create_~new_head~0#1.base_93| Int) (v_ArrVal_4517 Int) (v_ArrVal_4533 Int) (v_ArrVal_4518 (Array Int Int)) (v_ArrVal_4529 (Array Int Int)) (v_arrayElimCell_2142 Int)) (let ((.cse12 (store (store (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store .cse9 .cse3 v_ArrVal_4517)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4518) |v_ULTIMATE.start_dll_create_~new_head~0#1.base_93| v_ArrVal_4529))) (let ((.cse11 (select .cse12 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))) (let ((.cse10 (store .cse11 .cse3 v_ArrVal_4533))) (or (not (= (select |c_#valid| |v_ULTIMATE.start_dll_create_~new_head~0#1.base_93|) 0)) (= (select .cse10 v_arrayElimCell_2143) 0) (= (select .cse11 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0) (= (select (select (store .cse12 |c_ULTIMATE.start_dll_create_~new_head~0#1.base| .cse10) v_arrayElimCell_2142) v_arrayElimCell_2143) 0)))))) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select .cse9 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0)))) is different from false [2022-11-03 04:06:13,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:06:13,005 INFO L93 Difference]: Finished difference Result 126 states and 139 transitions. [2022-11-03 04:06:13,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-11-03 04:06:13,006 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 47 states have (on average 3.106382978723404) internal successors, (146), 47 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2022-11-03 04:06:13,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:06:13,006 INFO L225 Difference]: With dead ends: 126 [2022-11-03 04:06:13,007 INFO L226 Difference]: Without dead ends: 126 [2022-11-03 04:06:13,008 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 168 SyntacticMatches, 13 SemanticMatches, 76 ConstructedPredicates, 9 IntricatePredicates, 0 DeprecatedPredicates, 1662 ImplicationChecksByTransitivity, 33.2s TimeCoverageRelationStatistics Valid=570, Invalid=4145, Unknown=13, NotChecked=1278, Total=6006 [2022-11-03 04:06:13,009 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 75 mSDsluCounter, 809 mSDsCounter, 0 mSdLazyCounter, 505 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 817 SdHoareTripleChecker+Invalid, 1429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 898 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 04:06:13,009 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 817 Invalid, 1429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 505 Invalid, 0 Unknown, 898 Unchecked, 0.4s Time] [2022-11-03 04:06:13,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2022-11-03 04:06:13,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 119. [2022-11-03 04:06:13,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 105 states have (on average 1.2571428571428571) internal successors, (132), 118 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:06:13,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 132 transitions. [2022-11-03 04:06:13,013 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 132 transitions. Word has length 69 [2022-11-03 04:06:13,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:06:13,013 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 132 transitions. [2022-11-03 04:06:13,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 3.106382978723404) internal successors, (146), 47 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:06:13,013 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 132 transitions. [2022-11-03 04:06:13,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-03 04:06:13,014 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:06:13,015 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:06:13,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2022-11-03 04:06:13,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:06:13,215 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:06:13,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:06:13,216 INFO L85 PathProgramCache]: Analyzing trace with hash 728735727, now seen corresponding path program 1 times [2022-11-03 04:06:13,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:06:13,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223767349] [2022-11-03 04:06:13,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:06:13,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:06:13,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:06:15,678 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 65 proven. 39 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-03 04:06:15,679 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:06:15,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223767349] [2022-11-03 04:06:15,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223767349] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:06:15,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [664698200] [2022-11-03 04:06:15,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:06:15,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:06:15,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:06:15,683 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:06:15,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-11-03 04:06:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:06:16,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 683 conjuncts, 85 conjunts are in the unsatisfiable core [2022-11-03 04:06:16,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:06:16,082 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:06:16,114 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-03 04:06:16,114 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-03 04:06:16,166 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:06:16,214 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:06:16,227 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:06:16,241 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:06:16,268 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-03 04:06:16,360 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-03 04:06:16,361 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-03 04:06:16,397 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-03 04:06:16,407 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-03 04:06:16,415 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-03 04:06:16,423 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:06:16,427 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:06:16,434 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-03 04:06:16,473 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:06:16,480 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:06:16,487 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-03 04:06:16,562 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-03 04:06:16,566 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 81 [2022-11-03 04:06:16,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:16,577 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 38 [2022-11-03 04:06:16,581 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 31 [2022-11-03 04:06:16,933 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 22 [2022-11-03 04:06:16,938 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:16,938 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 10 [2022-11-03 04:06:17,000 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 71 proven. 27 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-03 04:06:17,000 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:06:17,389 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (.cse1 (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12)) (.cse4 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (and (forall ((v_ArrVal_4932 (Array Int Int))) (let ((.cse3 (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4932) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse4))) (or (forall ((v_ArrVal_4931 Int) (v_ArrVal_4934 (Array Int Int))) (let ((.cse2 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4934) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse4))) (or (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse0 .cse1 v_ArrVal_4931)) .cse2) (+ .cse3 8)) 0) (= .cse2 0)))) (<= (+ .cse3 1) 0)))) (forall ((v_ArrVal_4932 (Array Int Int))) (let ((.cse5 (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4932) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse4))) (or (forall ((v_ArrVal_4931 Int) (v_ArrVal_4934 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse0 .cse1 v_ArrVal_4931)) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_4934) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse4)) (+ .cse5 8)) 0)) (= .cse5 0) (<= (+ .cse5 1) 0)))))) is different from false [2022-11-03 04:06:17,755 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:17,756 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 79 [2022-11-03 04:06:17,764 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 120 [2022-11-03 04:06:17,773 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2022-11-03 04:06:17,785 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:17,785 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 156 treesize of output 116 [2022-11-03 04:06:17,794 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:17,794 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 208 treesize of output 172 [2022-11-03 04:06:17,803 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 125 [2022-11-03 04:06:18,314 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:18,315 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 101 treesize of output 91 [2022-11-03 04:06:18,321 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 139 [2022-11-03 04:06:18,333 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 61 [2022-11-03 04:06:18,343 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:18,344 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 129 treesize of output 104 [2022-11-03 04:06:18,352 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:18,353 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 183 treesize of output 153 [2022-11-03 04:06:18,360 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 118 [2022-11-03 04:06:18,912 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 8)) (.cse6 (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse8 (not .cse6)) (.cse35 (forall ((v_ArrVal_4928 (Array Int Int))) (= 0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928) |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse2))))) (let ((.cse9 (or .cse6 .cse35)) (.cse5 (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12)) (.cse0 (and (<= (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 1) 0) .cse8))) (and (or .cse0 (and (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2359 Int)) (let ((.cse4 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse1 (select .cse4 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse3 (select (store .cse4 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse1 .cse5 v_ArrVal_4931)) v_arrayElimCell_2356))) (or (= 0 (select .cse1 .cse2)) (= v_arrayElimCell_2359 0) (<= (+ v_arrayElimCell_2359 1) 0) (= (select .cse3 .cse2) 0) (= (select .cse3 (+ 8 v_arrayElimCell_2359)) 0)))))) .cse6) (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_arrayElimCell_2359 Int) (v_ArrVal_4931 Int)) (or (= v_arrayElimCell_2359 0) (<= (+ v_arrayElimCell_2359 1) 0) (= (select (select (let ((.cse7 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (store .cse7 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse7 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse5 v_ArrVal_4931))) v_arrayElimCell_2356) (+ 8 v_arrayElimCell_2359)) 0))) .cse8) .cse9 (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2359 Int)) (let ((.cse13 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse11 (store (select .cse13 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse5 v_ArrVal_4931))) (let ((.cse10 (select (store .cse13 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse11) v_arrayElimCell_2356)) (.cse12 (+ 8 v_arrayElimCell_2359))) (or (= v_arrayElimCell_2359 0) (<= (+ v_arrayElimCell_2359 1) 0) (= (select .cse10 .cse2) 0) (= (select .cse11 .cse12) 0) (= (select .cse10 .cse12) 0)))))) .cse8) (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_arrayElimCell_2359 Int) (v_ArrVal_4931 Int)) (let ((.cse14 (select (let ((.cse15 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (store .cse15 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse15 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse5 v_ArrVal_4931))) v_arrayElimCell_2356))) (or (= v_arrayElimCell_2359 0) (<= (+ v_arrayElimCell_2359 1) 0) (= (select .cse14 .cse2) 0) (= (select .cse14 (+ 8 v_arrayElimCell_2359)) 0)))) .cse8) (or .cse8 (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_arrayElimCell_2359 Int) (v_ArrVal_4931 Int)) (let ((.cse18 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse16 (store (select .cse18 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse5 v_ArrVal_4931)) (.cse17 (+ 8 v_arrayElimCell_2359))) (or (= v_arrayElimCell_2359 0) (<= (+ v_arrayElimCell_2359 1) 0) (= (select .cse16 .cse17) 0) (= (select (select (store .cse18 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse16) v_arrayElimCell_2356) .cse17) 0)))))) (forall ((v_arrayElimCell_2359 Int)) (or (= v_arrayElimCell_2359 0) (<= (+ v_arrayElimCell_2359 1) 0) (forall ((v_ArrVal_4928 (Array Int Int))) (let ((.cse22 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse19 (select .cse22 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse19 .cse2)) (forall ((v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int)) (let ((.cse20 (store .cse19 .cse5 v_ArrVal_4931)) (.cse21 (+ 8 v_arrayElimCell_2359))) (or (= (select .cse20 .cse21) 0) (= (select (select (store .cse22 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse20) v_arrayElimCell_2356) .cse21) 0)))))))))) (forall ((v_arrayElimCell_2359 Int)) (or (= v_arrayElimCell_2359 0) (<= (+ v_arrayElimCell_2359 1) 0) (forall ((v_ArrVal_4928 (Array Int Int))) (let ((.cse27 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse23 (select .cse27 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse23 .cse2)) (forall ((v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int)) (let ((.cse25 (store .cse23 .cse5 v_ArrVal_4931))) (let ((.cse24 (select (store .cse27 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse25) v_arrayElimCell_2356)) (.cse26 (+ 8 v_arrayElimCell_2359))) (or (= (select .cse24 .cse2) 0) (= (select .cse25 .cse26) 0) (= (select .cse24 .cse26) 0))))))))))) (or .cse6 (and (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2359 Int)) (let ((.cse32 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse28 (select .cse32 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse28 .cse2)) (forall ((v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int)) (let ((.cse30 (store .cse28 .cse5 v_ArrVal_4931))) (let ((.cse29 (select (store .cse32 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse30) v_arrayElimCell_2356)) (.cse31 (+ 8 v_arrayElimCell_2359))) (or (= (select .cse29 .cse2) 0) (= (select .cse30 .cse31) 0) (= (select .cse29 .cse31) 0))))))))) (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_arrayElimCell_2359 Int) (v_ArrVal_4931 Int)) (let ((.cse34 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse33 (select .cse34 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse33 .cse2)) (= (select (select (store .cse34 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse33 .cse5 v_ArrVal_4931)) v_arrayElimCell_2356) (+ 8 v_arrayElimCell_2359)) 0))))) .cse35 (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2359 Int)) (let ((.cse39 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse36 (select .cse39 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse36 .cse2)) (forall ((v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int)) (let ((.cse37 (store .cse36 .cse5 v_ArrVal_4931)) (.cse38 (+ 8 v_arrayElimCell_2359))) (or (= (select .cse37 .cse38) 0) (= (select (select (store .cse39 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse37) v_arrayElimCell_2356) .cse38) 0)))))))) (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_arrayElimCell_2359 Int) (v_ArrVal_4931 Int)) (let ((.cse42 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse40 (select .cse42 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse41 (select (store .cse42 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse40 .cse5 v_ArrVal_4931)) v_arrayElimCell_2356))) (or (= 0 (select .cse40 .cse2)) (= (select .cse41 .cse2) 0) (= (select .cse41 (+ 8 v_arrayElimCell_2359)) 0)))))))) (or .cse6 (and (forall ((v_arrayElimCell_2359 Int)) (or (= v_arrayElimCell_2359 0) (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int)) (let ((.cse45 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse43 (select .cse45 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse44 (select (store .cse45 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse43 .cse5 v_ArrVal_4931)) v_arrayElimCell_2356))) (or (= 0 (select .cse43 .cse2)) (= (select .cse44 .cse2) 0) (= (select .cse44 (+ 8 v_arrayElimCell_2359)) 0)))))))) (forall ((v_arrayElimCell_2359 Int)) (or (= v_arrayElimCell_2359 0) (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int)) (let ((.cse47 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse46 (select .cse47 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse46 .cse2)) (= (select (select (store .cse47 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse46 .cse5 v_ArrVal_4931)) v_arrayElimCell_2356) (+ 8 v_arrayElimCell_2359)) 0))))))) .cse35 (forall ((v_arrayElimCell_2359 Int)) (or (= v_arrayElimCell_2359 0) (forall ((v_ArrVal_4928 (Array Int Int))) (let ((.cse51 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse48 (select .cse51 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse48 .cse2)) (forall ((v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int)) (let ((.cse49 (store .cse48 .cse5 v_ArrVal_4931)) (.cse50 (+ 8 v_arrayElimCell_2359))) (or (= (select .cse49 .cse50) 0) (= (select (select (store .cse51 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse49) v_arrayElimCell_2356) .cse50) 0)))))))))) (forall ((v_arrayElimCell_2359 Int)) (or (= v_arrayElimCell_2359 0) (forall ((v_ArrVal_4928 (Array Int Int))) (let ((.cse56 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse52 (select .cse56 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse52 .cse2)) (forall ((v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int)) (let ((.cse54 (store .cse52 .cse5 v_ArrVal_4931))) (let ((.cse53 (select (store .cse56 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse54) v_arrayElimCell_2356)) (.cse55 (+ 8 v_arrayElimCell_2359))) (or (= (select .cse53 .cse2) 0) (= (select .cse54 .cse55) 0) (= (select .cse53 .cse55) 0))))))))))))) (or .cse6 (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_arrayElimCell_2359 Int) (v_ArrVal_4931 Int)) (let ((.cse58 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse57 (select .cse58 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse57 .cse2)) (= v_arrayElimCell_2359 0) (<= (+ v_arrayElimCell_2359 1) 0) (= (select (select (store .cse58 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse57 .cse5 v_ArrVal_4931)) v_arrayElimCell_2356) (+ 8 v_arrayElimCell_2359)) 0))))))) (and (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) .cse8)) (or (and (or .cse6 (and (forall ((v_arrayElimCell_2362 Int)) (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_ArrVal_4931 Int)) (let ((.cse60 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse59 (select .cse60 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse59 .cse2)) (= (select (select (store .cse60 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse59 .cse5 v_ArrVal_4931)) v_arrayElimCell_2362) .cse2) 0))))) (= v_arrayElimCell_2362 0))) (forall ((v_arrayElimCell_2362 Int)) (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int)) (let ((.cse65 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse61 (select .cse65 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse64 (store .cse61 .cse5 v_ArrVal_4931))) (let ((.cse62 (select (store .cse65 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse64) v_arrayElimCell_2362)) (.cse63 (+ 8 v_arrayElimCell_2365))) (or (= 0 (select .cse61 .cse2)) (= (select .cse62 .cse63) 0) (= (select .cse62 .cse2) 0) (= 0 (select .cse64 .cse63)))))))) (= v_arrayElimCell_2362 0))) .cse35 (forall ((v_arrayElimCell_2362 Int)) (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int)) (let ((.cse68 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse66 (select .cse68 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse67 (select (store .cse68 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse66 .cse5 v_ArrVal_4931)) v_arrayElimCell_2362))) (or (= 0 (select .cse66 .cse2)) (= (select .cse67 (+ 8 v_arrayElimCell_2365)) 0) (= (select .cse67 .cse2) 0)))))) (= v_arrayElimCell_2362 0))))) .cse9 (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (let ((.cse72 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse71 (store (select .cse72 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse5 v_ArrVal_4931))) (let ((.cse69 (select (store .cse72 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse71) v_arrayElimCell_2362)) (.cse70 (+ 8 v_arrayElimCell_2365))) (or (= (select .cse69 .cse70) 0) (= (select .cse69 .cse2) 0) (<= (+ v_arrayElimCell_2365 1) 0) (= v_arrayElimCell_2362 0) (= 0 (select .cse71 .cse70))))))) .cse8) (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (let ((.cse73 (select (let ((.cse74 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (store .cse74 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse74 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse5 v_ArrVal_4931))) v_arrayElimCell_2362))) (or (= (select .cse73 (+ 8 v_arrayElimCell_2365)) 0) (= (select .cse73 .cse2) 0) (<= (+ v_arrayElimCell_2365 1) 0) (= v_arrayElimCell_2362 0)))) .cse8) (forall ((v_arrayElimCell_2362 Int)) (or (= v_arrayElimCell_2362 0) (forall ((v_arrayElimCell_2365 Int)) (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_ArrVal_4931 Int)) (let ((.cse79 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse75 (select .cse79 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse78 (store .cse75 .cse5 v_ArrVal_4931))) (let ((.cse76 (select (store .cse79 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse78) v_arrayElimCell_2362)) (.cse77 (+ 8 v_arrayElimCell_2365))) (or (= 0 (select .cse75 .cse2)) (= (select .cse76 .cse77) 0) (= (select .cse76 .cse2) 0) (= 0 (select .cse78 .cse77)))))))) (<= (+ v_arrayElimCell_2365 1) 0))))) (or .cse8 (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (or (= (select (select (let ((.cse80 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (store .cse80 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse80 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse5 v_ArrVal_4931))) v_arrayElimCell_2362) (+ 8 v_arrayElimCell_2365)) 0) (<= (+ v_arrayElimCell_2365 1) 0) (= v_arrayElimCell_2362 0)))) (or .cse6 (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (let ((.cse83 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse81 (select .cse83 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse82 (select (store .cse83 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse81 .cse5 v_ArrVal_4931)) v_arrayElimCell_2362))) (or (= 0 (select .cse81 .cse2)) (= (select .cse82 (+ 8 v_arrayElimCell_2365)) 0) (= (select .cse82 .cse2) 0) (<= (+ v_arrayElimCell_2365 1) 0) (= v_arrayElimCell_2362 0))))))) (or .cse6 (forall ((v_ArrVal_4928 (Array Int Int)) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (let ((.cse85 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse84 (select .cse85 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse84 .cse2)) (= (select (select (store .cse85 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse84 .cse5 v_ArrVal_4931)) v_arrayElimCell_2362) .cse2) 0) (= v_arrayElimCell_2362 0)))))) (or .cse6 (and (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (let ((.cse88 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse86 (select .cse88 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse87 (select (store .cse88 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse86 .cse5 v_ArrVal_4931)) v_arrayElimCell_2362))) (or (= 0 (select .cse86 .cse2)) (= (select .cse87 (+ 8 v_arrayElimCell_2365)) 0) (= (select .cse87 .cse2) 0) (<= (+ v_arrayElimCell_2365 1) 0)))))) .cse35 (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (let ((.cse91 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse89 (select .cse91 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse90 (select (store .cse91 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse89 .cse5 v_ArrVal_4931)) v_arrayElimCell_2362))) (or (= 0 (select .cse89 .cse2)) (= (select .cse90 (+ 8 v_arrayElimCell_2365)) 0) (= (select .cse90 .cse2) 0)))))) (forall ((v_ArrVal_4928 (Array Int Int)) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (let ((.cse93 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse92 (select .cse93 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse92 .cse2)) (= (select (select (store .cse93 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse92 .cse5 v_ArrVal_4931)) v_arrayElimCell_2362) .cse2) 0))))) (forall ((v_arrayElimCell_2365 Int) (v_arrayElimCell_2362 Int)) (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_ArrVal_4931 Int)) (let ((.cse98 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse94 (select .cse98 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse97 (store .cse94 .cse5 v_ArrVal_4931))) (let ((.cse95 (select (store .cse98 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse97) v_arrayElimCell_2362)) (.cse96 (+ 8 v_arrayElimCell_2365))) (or (= 0 (select .cse94 .cse2)) (= (select .cse95 .cse96) 0) (= (select .cse95 .cse2) 0) (= 0 (select .cse97 .cse96)))))))) (<= (+ v_arrayElimCell_2365 1) 0))) (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (let ((.cse103 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse99 (select .cse103 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse102 (store .cse99 .cse5 v_ArrVal_4931))) (let ((.cse100 (select (store .cse103 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse102) v_arrayElimCell_2362)) (.cse101 (+ 8 v_arrayElimCell_2365))) (or (= 0 (select .cse99 .cse2)) (= (select .cse100 .cse101) 0) (= (select .cse100 .cse2) 0) (= 0 (select .cse102 .cse101))))))))))) .cse0 (and .cse8 (= 0 |c_ULTIMATE.start_dll_create_~head~0#1.base|))))))) is different from false [2022-11-03 04:06:22,584 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:22,585 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 33 [2022-11-03 04:06:22,606 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:22,607 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 21 [2022-11-03 04:06:22,645 INFO L356 Elim1Store]: treesize reduction 22, result has 59.3 percent of original size [2022-11-03 04:06:22,646 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 78 [2022-11-03 04:06:22,835 INFO L356 Elim1Store]: treesize reduction 14, result has 63.2 percent of original size [2022-11-03 04:06:22,836 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 67 [2022-11-03 04:06:23,173 INFO L356 Elim1Store]: treesize reduction 22, result has 59.3 percent of original size [2022-11-03 04:06:23,174 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 78 [2022-11-03 04:06:23,482 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:23,483 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 21 [2022-11-03 04:06:23,620 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:23,621 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 33 [2022-11-03 04:06:23,659 INFO L356 Elim1Store]: treesize reduction 14, result has 63.2 percent of original size [2022-11-03 04:06:23,659 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 67 [2022-11-03 04:06:23,818 INFO L356 Elim1Store]: treesize reduction 22, result has 59.3 percent of original size [2022-11-03 04:06:23,818 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 78 [2022-11-03 04:06:23,917 INFO L356 Elim1Store]: treesize reduction 22, result has 59.3 percent of original size [2022-11-03 04:06:23,917 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 78 [2022-11-03 04:06:24,220 INFO L356 Elim1Store]: treesize reduction 22, result has 59.3 percent of original size [2022-11-03 04:06:24,221 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 66 [2022-11-03 04:06:24,302 INFO L356 Elim1Store]: treesize reduction 22, result has 59.3 percent of original size [2022-11-03 04:06:24,302 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 66 [2022-11-03 04:06:24,597 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:24,597 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 21 [2022-11-03 04:06:24,641 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:24,642 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 33 [2022-11-03 04:06:24,828 INFO L356 Elim1Store]: treesize reduction 14, result has 63.2 percent of original size [2022-11-03 04:06:24,829 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 67 [2022-11-03 04:06:24,987 INFO L356 Elim1Store]: treesize reduction 14, result has 63.2 percent of original size [2022-11-03 04:06:24,988 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 55 [2022-11-03 04:06:49,168 WARN L234 SmtUtils]: Spent 5.24s on a formula simplification. DAG size of input: 499 DAG size of output: 62 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 04:06:50,866 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:50,866 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 167 treesize of output 107 [2022-11-03 04:06:50,871 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:50,886 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:50,887 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 708 treesize of output 686 [2022-11-03 04:06:50,933 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:50,933 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 428 treesize of output 388 [2022-11-03 04:06:50,947 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 358 treesize of output 342 [2022-11-03 04:06:50,971 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2022-11-03 04:06:51,006 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:51,007 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 188 treesize of output 184 [2022-11-03 04:06:51,252 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:51,252 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 248 treesize of output 138 [2022-11-03 04:06:51,259 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:51,279 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:51,280 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1545 treesize of output 1511 [2022-11-03 04:06:51,350 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:51,350 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1369 treesize of output 1209 [2022-11-03 04:06:51,389 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:51,390 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1179 treesize of output 1123 [2022-11-03 04:06:51,437 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2022-11-03 04:06:52,156 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:06:52,157 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 350 treesize of output 334 [2022-11-03 04:06:53,194 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 71 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 14 not checked. [2022-11-03 04:06:53,195 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [664698200] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 04:06:53,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [467593722] [2022-11-03 04:06:53,196 INFO L159 IcfgInterpreter]: Started Sifa with 23 locations of interest [2022-11-03 04:06:53,196 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:06:53,197 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:06:53,197 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:06:53,197 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:06:53,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,229 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-03 04:06:53,250 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:06:53,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,261 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-03 04:06:53,270 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:06:53,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,289 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-11-03 04:06:53,300 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:06:53,308 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:06:53,322 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:06:53,329 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:06:53,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,343 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2022-11-03 04:06:53,382 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:06:53,390 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:06:53,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,405 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:06:53,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,433 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:06:53,445 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:06:53,455 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:06:53,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,507 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 35 [2022-11-03 04:06:53,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,540 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:06:53,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,555 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2022-11-03 04:06:53,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,579 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 62 [2022-11-03 04:06:53,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,619 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2022-11-03 04:06:53,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,638 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:06:53,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,653 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:06:53,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,683 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:06:53,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,697 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2022-11-03 04:06:53,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,726 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 86 [2022-11-03 04:06:53,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,817 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:53,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,819 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:53,820 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:53,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,822 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:53,833 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:06:53,834 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 364 treesize of output 345 [2022-11-03 04:06:53,849 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:53,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,878 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:06:53,878 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 358 treesize of output 360 [2022-11-03 04:06:53,895 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:53,918 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:06:53,918 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 358 treesize of output 360 [2022-11-03 04:06:53,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:53,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,002 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:54,003 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:54,004 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:54,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,008 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:54,032 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:06:54,033 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 364 treesize of output 345 [2022-11-03 04:06:54,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,051 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:54,052 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:54,086 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:06:54,086 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 367 treesize of output 372 [2022-11-03 04:06:54,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,107 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:54,107 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:54,131 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-03 04:06:54,132 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 367 treesize of output 372 [2022-11-03 04:06:54,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,261 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:54,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,263 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:54,264 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:54,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:54,267 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:54,278 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:06:54,279 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 364 treesize of output 345 [2022-11-03 04:06:54,297 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:54,298 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:54,324 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:06:54,324 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 376 treesize of output 375 [2022-11-03 04:06:54,346 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:54,347 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:54,370 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:06:54,371 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 370 treesize of output 369 [2022-11-03 04:06:54,659 INFO L356 Elim1Store]: treesize reduction 132, result has 17.0 percent of original size [2022-11-03 04:06:54,660 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 510 treesize of output 511 [2022-11-03 04:06:54,929 INFO L356 Elim1Store]: treesize reduction 396, result has 10.4 percent of original size [2022-11-03 04:06:54,930 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 7 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 548 treesize of output 544 [2022-11-03 04:06:55,007 INFO L356 Elim1Store]: treesize reduction 118, result has 13.9 percent of original size [2022-11-03 04:06:55,007 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 552 treesize of output 450 [2022-11-03 04:06:55,074 INFO L356 Elim1Store]: treesize reduction 142, result has 11.8 percent of original size [2022-11-03 04:06:55,075 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 552 treesize of output 537 [2022-11-03 04:06:55,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:55,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:55,214 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:06:55,214 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 450 [2022-11-03 04:06:55,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:55,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:55,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:55,254 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:55,399 INFO L356 Elim1Store]: treesize reduction 442, result has 8.1 percent of original size [2022-11-03 04:06:55,399 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 39 case distinctions, treesize of input 557 treesize of output 556 [2022-11-03 04:06:55,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:55,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:55,471 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:06:55,472 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 537 [2022-11-03 04:06:55,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:55,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:55,621 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:06:55,621 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 537 [2022-11-03 04:06:55,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:55,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:55,710 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:06:55,711 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 450 [2022-11-03 04:06:55,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:55,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:55,731 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:55,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:55,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:55,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:55,737 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:55,902 INFO L356 Elim1Store]: treesize reduction 496, result has 7.3 percent of original size [2022-11-03 04:06:55,903 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 7 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 47 case distinctions, treesize of input 566 treesize of output 568 [2022-11-03 04:06:55,995 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:06:56,002 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:06:56,009 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:06:56,018 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:06:56,024 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:06:56,031 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:06:56,048 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:56,064 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:06:56,064 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:06:56,073 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:06:56,082 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:56,095 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:06:56,096 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:06:56,116 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:06:56,122 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:06:56,135 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:06:56,153 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:06:56,160 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:06:56,173 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:06:56,179 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:06:56,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:56,189 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:06:56,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:56,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:56,204 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:06:56,213 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:06:56,221 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:06:56,234 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:06:56,239 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:06:56,247 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:06:56,259 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:06:56,265 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:06:56,273 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:06:56,295 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:56,308 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:06:56,308 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:06:56,318 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:06:56,328 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:56,345 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:06:56,346 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:06:56,727 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:06:56,733 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:06:56,794 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:06:56,804 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:56,827 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 04:06:56,827 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 155 [2022-11-03 04:06:56,874 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:06:56,931 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:06:56,939 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:06:56,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:56,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:06:56,962 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:06:56,968 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-03 04:06:56,968 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 284 treesize of output 285 [2022-11-03 04:06:57,007 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 04:07:03,212 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '9334#(and (<= |ULTIMATE.start_dll_create_#res#1.offset| 0) (<= 0 |ULTIMATE.start_main_~head~1#1.offset|) (<= 5 |ULTIMATE.start_dll_create_#in~len#1|) (= |ULTIMATE.start_main_~len~0#1| 5) (<= |ULTIMATE.start_dll_create_~len#1| 0) (= |#NULL.offset| 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (<= 0 |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_#in~len#1| 5) (<= 0 |#StackHeapBarrier|) (<= 0 |ULTIMATE.start_dll_create_#res#1.offset|) (= |#NULL.base| 0))' at error location [2022-11-03 04:07:03,212 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 04:07:03,212 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 04:07:03,212 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 23] total 50 [2022-11-03 04:07:03,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632231208] [2022-11-03 04:07:03,213 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 04:07:03,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2022-11-03 04:07:03,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:07:03,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2022-11-03 04:07:03,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=318, Invalid=3697, Unknown=25, NotChecked=250, Total=4290 [2022-11-03 04:07:03,215 INFO L87 Difference]: Start difference. First operand 119 states and 132 transitions. Second operand has 50 states, 50 states have (on average 2.98) internal successors, (149), 50 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:07:07,664 WARN L855 $PredicateComparison]: unable to prove that (let ((.cse4 (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 8)) (.cse8 (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse1 (not .cse8)) (.cse36 (forall ((v_ArrVal_4928 (Array Int Int))) (= 0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928) |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse4))))) (let ((.cse0 (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0)) (.cse10 (or .cse8 .cse36)) (.cse7 (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12)) (.cse2 (and (<= (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 1) 0) .cse1))) (and .cse0 (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= (select (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 8) 0) .cse1 (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_72| Int)) (and (= (select |c_#valid| |v_ULTIMATE.start_dll_create_~head~0#1.base_72|) 1) (not (= |v_ULTIMATE.start_dll_create_~head~0#1.base_72| |c_ULTIMATE.start_dll_create_~head~0#1.base|)))) (or .cse2 (and (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2359 Int)) (let ((.cse6 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse3 (select .cse6 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse5 (select (store .cse6 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse3 .cse7 v_ArrVal_4931)) v_arrayElimCell_2356))) (or (= 0 (select .cse3 .cse4)) (= v_arrayElimCell_2359 0) (<= (+ v_arrayElimCell_2359 1) 0) (= (select .cse5 .cse4) 0) (= (select .cse5 (+ 8 v_arrayElimCell_2359)) 0)))))) .cse8) (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_arrayElimCell_2359 Int) (v_ArrVal_4931 Int)) (or (= v_arrayElimCell_2359 0) (<= (+ v_arrayElimCell_2359 1) 0) (= (select (select (let ((.cse9 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (store .cse9 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse9 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse7 v_ArrVal_4931))) v_arrayElimCell_2356) (+ 8 v_arrayElimCell_2359)) 0))) .cse1) .cse10 (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2359 Int)) (let ((.cse14 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse12 (store (select .cse14 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse7 v_ArrVal_4931))) (let ((.cse11 (select (store .cse14 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse12) v_arrayElimCell_2356)) (.cse13 (+ 8 v_arrayElimCell_2359))) (or (= v_arrayElimCell_2359 0) (<= (+ v_arrayElimCell_2359 1) 0) (= (select .cse11 .cse4) 0) (= (select .cse12 .cse13) 0) (= (select .cse11 .cse13) 0)))))) .cse1) (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_arrayElimCell_2359 Int) (v_ArrVal_4931 Int)) (let ((.cse15 (select (let ((.cse16 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (store .cse16 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse16 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse7 v_ArrVal_4931))) v_arrayElimCell_2356))) (or (= v_arrayElimCell_2359 0) (<= (+ v_arrayElimCell_2359 1) 0) (= (select .cse15 .cse4) 0) (= (select .cse15 (+ 8 v_arrayElimCell_2359)) 0)))) .cse1) (or .cse1 (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_arrayElimCell_2359 Int) (v_ArrVal_4931 Int)) (let ((.cse19 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse17 (store (select .cse19 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse7 v_ArrVal_4931)) (.cse18 (+ 8 v_arrayElimCell_2359))) (or (= v_arrayElimCell_2359 0) (<= (+ v_arrayElimCell_2359 1) 0) (= (select .cse17 .cse18) 0) (= (select (select (store .cse19 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse17) v_arrayElimCell_2356) .cse18) 0)))))) (forall ((v_arrayElimCell_2359 Int)) (or (= v_arrayElimCell_2359 0) (<= (+ v_arrayElimCell_2359 1) 0) (forall ((v_ArrVal_4928 (Array Int Int))) (let ((.cse23 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse20 (select .cse23 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse20 .cse4)) (forall ((v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int)) (let ((.cse21 (store .cse20 .cse7 v_ArrVal_4931)) (.cse22 (+ 8 v_arrayElimCell_2359))) (or (= (select .cse21 .cse22) 0) (= (select (select (store .cse23 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse21) v_arrayElimCell_2356) .cse22) 0)))))))))) (forall ((v_arrayElimCell_2359 Int)) (or (= v_arrayElimCell_2359 0) (<= (+ v_arrayElimCell_2359 1) 0) (forall ((v_ArrVal_4928 (Array Int Int))) (let ((.cse28 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse24 (select .cse28 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse24 .cse4)) (forall ((v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int)) (let ((.cse26 (store .cse24 .cse7 v_ArrVal_4931))) (let ((.cse25 (select (store .cse28 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse26) v_arrayElimCell_2356)) (.cse27 (+ 8 v_arrayElimCell_2359))) (or (= (select .cse25 .cse4) 0) (= (select .cse26 .cse27) 0) (= (select .cse25 .cse27) 0))))))))))) (or .cse8 (and (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2359 Int)) (let ((.cse33 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse29 (select .cse33 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse29 .cse4)) (forall ((v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int)) (let ((.cse31 (store .cse29 .cse7 v_ArrVal_4931))) (let ((.cse30 (select (store .cse33 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse31) v_arrayElimCell_2356)) (.cse32 (+ 8 v_arrayElimCell_2359))) (or (= (select .cse30 .cse4) 0) (= (select .cse31 .cse32) 0) (= (select .cse30 .cse32) 0))))))))) (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_arrayElimCell_2359 Int) (v_ArrVal_4931 Int)) (let ((.cse35 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse34 (select .cse35 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse34 .cse4)) (= (select (select (store .cse35 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse34 .cse7 v_ArrVal_4931)) v_arrayElimCell_2356) (+ 8 v_arrayElimCell_2359)) 0))))) .cse36 (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2359 Int)) (let ((.cse40 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse37 (select .cse40 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse37 .cse4)) (forall ((v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int)) (let ((.cse38 (store .cse37 .cse7 v_ArrVal_4931)) (.cse39 (+ 8 v_arrayElimCell_2359))) (or (= (select .cse38 .cse39) 0) (= (select (select (store .cse40 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse38) v_arrayElimCell_2356) .cse39) 0)))))))) (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_arrayElimCell_2359 Int) (v_ArrVal_4931 Int)) (let ((.cse43 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse41 (select .cse43 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse42 (select (store .cse43 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse41 .cse7 v_ArrVal_4931)) v_arrayElimCell_2356))) (or (= 0 (select .cse41 .cse4)) (= (select .cse42 .cse4) 0) (= (select .cse42 (+ 8 v_arrayElimCell_2359)) 0)))))))) (or .cse8 (and (forall ((v_arrayElimCell_2359 Int)) (or (= v_arrayElimCell_2359 0) (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int)) (let ((.cse46 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse44 (select .cse46 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse45 (select (store .cse46 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse44 .cse7 v_ArrVal_4931)) v_arrayElimCell_2356))) (or (= 0 (select .cse44 .cse4)) (= (select .cse45 .cse4) 0) (= (select .cse45 (+ 8 v_arrayElimCell_2359)) 0)))))))) (forall ((v_arrayElimCell_2359 Int)) (or (= v_arrayElimCell_2359 0) (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int)) (let ((.cse48 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse47 (select .cse48 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse47 .cse4)) (= (select (select (store .cse48 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse47 .cse7 v_ArrVal_4931)) v_arrayElimCell_2356) (+ 8 v_arrayElimCell_2359)) 0))))))) .cse36 (forall ((v_arrayElimCell_2359 Int)) (or (= v_arrayElimCell_2359 0) (forall ((v_ArrVal_4928 (Array Int Int))) (let ((.cse52 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse49 (select .cse52 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse49 .cse4)) (forall ((v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int)) (let ((.cse50 (store .cse49 .cse7 v_ArrVal_4931)) (.cse51 (+ 8 v_arrayElimCell_2359))) (or (= (select .cse50 .cse51) 0) (= (select (select (store .cse52 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse50) v_arrayElimCell_2356) .cse51) 0)))))))))) (forall ((v_arrayElimCell_2359 Int)) (or (= v_arrayElimCell_2359 0) (forall ((v_ArrVal_4928 (Array Int Int))) (let ((.cse57 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse53 (select .cse57 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse53 .cse4)) (forall ((v_arrayElimCell_2356 Int) (v_ArrVal_4931 Int)) (let ((.cse55 (store .cse53 .cse7 v_ArrVal_4931))) (let ((.cse54 (select (store .cse57 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse55) v_arrayElimCell_2356)) (.cse56 (+ 8 v_arrayElimCell_2359))) (or (= (select .cse54 .cse4) 0) (= (select .cse55 .cse56) 0) (= (select .cse54 .cse56) 0))))))))))))) (or .cse8 (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2356 Int) (v_arrayElimCell_2359 Int) (v_ArrVal_4931 Int)) (let ((.cse59 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse58 (select .cse59 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse58 .cse4)) (= v_arrayElimCell_2359 0) (<= (+ v_arrayElimCell_2359 1) 0) (= (select (select (store .cse59 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse58 .cse7 v_ArrVal_4931)) v_arrayElimCell_2356) (+ 8 v_arrayElimCell_2359)) 0))))))) (and .cse0 .cse1)) (or (and (or .cse8 (and (forall ((v_arrayElimCell_2362 Int)) (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_ArrVal_4931 Int)) (let ((.cse61 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse60 (select .cse61 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse60 .cse4)) (= (select (select (store .cse61 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse60 .cse7 v_ArrVal_4931)) v_arrayElimCell_2362) .cse4) 0))))) (= v_arrayElimCell_2362 0))) (forall ((v_arrayElimCell_2362 Int)) (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int)) (let ((.cse66 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse62 (select .cse66 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse65 (store .cse62 .cse7 v_ArrVal_4931))) (let ((.cse63 (select (store .cse66 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse65) v_arrayElimCell_2362)) (.cse64 (+ 8 v_arrayElimCell_2365))) (or (= 0 (select .cse62 .cse4)) (= (select .cse63 .cse64) 0) (= (select .cse63 .cse4) 0) (= 0 (select .cse65 .cse64)))))))) (= v_arrayElimCell_2362 0))) .cse36 (forall ((v_arrayElimCell_2362 Int)) (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int)) (let ((.cse69 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse67 (select .cse69 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse68 (select (store .cse69 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse67 .cse7 v_ArrVal_4931)) v_arrayElimCell_2362))) (or (= 0 (select .cse67 .cse4)) (= (select .cse68 (+ 8 v_arrayElimCell_2365)) 0) (= (select .cse68 .cse4) 0)))))) (= v_arrayElimCell_2362 0))))) .cse10 (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (let ((.cse73 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse72 (store (select .cse73 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse7 v_ArrVal_4931))) (let ((.cse70 (select (store .cse73 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse72) v_arrayElimCell_2362)) (.cse71 (+ 8 v_arrayElimCell_2365))) (or (= (select .cse70 .cse71) 0) (= (select .cse70 .cse4) 0) (<= (+ v_arrayElimCell_2365 1) 0) (= v_arrayElimCell_2362 0) (= 0 (select .cse72 .cse71))))))) .cse1) (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (let ((.cse74 (select (let ((.cse75 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (store .cse75 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse75 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse7 v_ArrVal_4931))) v_arrayElimCell_2362))) (or (= (select .cse74 (+ 8 v_arrayElimCell_2365)) 0) (= (select .cse74 .cse4) 0) (<= (+ v_arrayElimCell_2365 1) 0) (= v_arrayElimCell_2362 0)))) .cse1) (forall ((v_arrayElimCell_2362 Int)) (or (= v_arrayElimCell_2362 0) (forall ((v_arrayElimCell_2365 Int)) (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_ArrVal_4931 Int)) (let ((.cse80 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse76 (select .cse80 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse79 (store .cse76 .cse7 v_ArrVal_4931))) (let ((.cse77 (select (store .cse80 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse79) v_arrayElimCell_2362)) (.cse78 (+ 8 v_arrayElimCell_2365))) (or (= 0 (select .cse76 .cse4)) (= (select .cse77 .cse78) 0) (= (select .cse77 .cse4) 0) (= 0 (select .cse79 .cse78)))))))) (<= (+ v_arrayElimCell_2365 1) 0))))) (or .cse1 (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (or (= (select (select (let ((.cse81 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (store .cse81 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse81 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse7 v_ArrVal_4931))) v_arrayElimCell_2362) (+ 8 v_arrayElimCell_2365)) 0) (<= (+ v_arrayElimCell_2365 1) 0) (= v_arrayElimCell_2362 0)))) (or .cse8 (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (let ((.cse84 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse82 (select .cse84 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse83 (select (store .cse84 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse82 .cse7 v_ArrVal_4931)) v_arrayElimCell_2362))) (or (= 0 (select .cse82 .cse4)) (= (select .cse83 (+ 8 v_arrayElimCell_2365)) 0) (= (select .cse83 .cse4) 0) (<= (+ v_arrayElimCell_2365 1) 0) (= v_arrayElimCell_2362 0))))))) (or .cse8 (forall ((v_ArrVal_4928 (Array Int Int)) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (let ((.cse86 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse85 (select .cse86 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse85 .cse4)) (= (select (select (store .cse86 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse85 .cse7 v_ArrVal_4931)) v_arrayElimCell_2362) .cse4) 0) (= v_arrayElimCell_2362 0)))))) (or .cse8 (and (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (let ((.cse89 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse87 (select .cse89 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse88 (select (store .cse89 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse87 .cse7 v_ArrVal_4931)) v_arrayElimCell_2362))) (or (= 0 (select .cse87 .cse4)) (= (select .cse88 (+ 8 v_arrayElimCell_2365)) 0) (= (select .cse88 .cse4) 0) (<= (+ v_arrayElimCell_2365 1) 0)))))) .cse36 (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (let ((.cse92 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse90 (select .cse92 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse91 (select (store .cse92 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse90 .cse7 v_ArrVal_4931)) v_arrayElimCell_2362))) (or (= 0 (select .cse90 .cse4)) (= (select .cse91 (+ 8 v_arrayElimCell_2365)) 0) (= (select .cse91 .cse4) 0)))))) (forall ((v_ArrVal_4928 (Array Int Int)) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (let ((.cse94 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse93 (select .cse94 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (or (= 0 (select .cse93 .cse4)) (= (select (select (store .cse94 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store .cse93 .cse7 v_ArrVal_4931)) v_arrayElimCell_2362) .cse4) 0))))) (forall ((v_arrayElimCell_2365 Int) (v_arrayElimCell_2362 Int)) (or (forall ((v_ArrVal_4928 (Array Int Int)) (v_ArrVal_4931 Int)) (let ((.cse99 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse95 (select .cse99 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse98 (store .cse95 .cse7 v_ArrVal_4931))) (let ((.cse96 (select (store .cse99 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse98) v_arrayElimCell_2362)) (.cse97 (+ 8 v_arrayElimCell_2365))) (or (= 0 (select .cse95 .cse4)) (= (select .cse96 .cse97) 0) (= (select .cse96 .cse4) 0) (= 0 (select .cse98 .cse97)))))))) (<= (+ v_arrayElimCell_2365 1) 0))) (forall ((v_ArrVal_4928 (Array Int Int)) (v_arrayElimCell_2365 Int) (v_ArrVal_4931 Int) (v_arrayElimCell_2362 Int)) (let ((.cse104 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_4928))) (let ((.cse100 (select .cse104 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse103 (store .cse100 .cse7 v_ArrVal_4931))) (let ((.cse101 (select (store .cse104 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse103) v_arrayElimCell_2362)) (.cse102 (+ 8 v_arrayElimCell_2365))) (or (= 0 (select .cse100 .cse4)) (= (select .cse101 .cse102) 0) (= (select .cse101 .cse4) 0) (= 0 (select .cse103 .cse102))))))))))) .cse2 (and .cse1 (= 0 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1))))) is different from true [2022-11-03 04:07:09,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:07:09,937 INFO L93 Difference]: Finished difference Result 126 states and 138 transitions. [2022-11-03 04:07:09,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-11-03 04:07:09,938 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 50 states have (on average 2.98) internal successors, (149), 50 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 70 [2022-11-03 04:07:09,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:07:09,939 INFO L225 Difference]: With dead ends: 126 [2022-11-03 04:07:09,939 INFO L226 Difference]: Without dead ends: 126 [2022-11-03 04:07:09,941 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 164 SyntacticMatches, 13 SemanticMatches, 80 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 2408 ImplicationChecksByTransitivity, 38.6s TimeCoverageRelationStatistics Valid=564, Invalid=5584, Unknown=26, NotChecked=468, Total=6642 [2022-11-03 04:07:09,941 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 61 mSDsluCounter, 681 mSDsCounter, 0 mSdLazyCounter, 946 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 695 SdHoareTripleChecker+Invalid, 1461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 946 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 473 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-03 04:07:09,942 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 695 Invalid, 1461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 946 Invalid, 0 Unknown, 473 Unchecked, 1.1s Time] [2022-11-03 04:07:09,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2022-11-03 04:07:09,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 119. [2022-11-03 04:07:09,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 105 states have (on average 1.2476190476190476) internal successors, (131), 118 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:07:09,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 131 transitions. [2022-11-03 04:07:09,945 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 131 transitions. Word has length 70 [2022-11-03 04:07:09,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:07:09,946 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 131 transitions. [2022-11-03 04:07:09,946 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 2.98) internal successors, (149), 50 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:07:09,946 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 131 transitions. [2022-11-03 04:07:09,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-03 04:07:09,947 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:07:09,948 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:07:09,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-11-03 04:07:10,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:07:10,163 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:07:10,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:07:10,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1806236114, now seen corresponding path program 1 times [2022-11-03 04:07:10,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:07:10,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749502324] [2022-11-03 04:07:10,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:07:10,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:07:10,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:07:12,463 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 64 proven. 34 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-03 04:07:12,463 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:07:12,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749502324] [2022-11-03 04:07:12,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749502324] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:07:12,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1033304440] [2022-11-03 04:07:12,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:07:12,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:07:12,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:07:12,465 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:07:12,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-11-03 04:07:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:07:12,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 688 conjuncts, 69 conjunts are in the unsatisfiable core [2022-11-03 04:07:12,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:07:12,957 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:07:13,072 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-03 04:07:13,072 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-03 04:07:13,182 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:07:13,258 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:07:13,299 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-03 04:07:13,299 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 43 [2022-11-03 04:07:13,418 INFO L356 Elim1Store]: treesize reduction 8, result has 61.9 percent of original size [2022-11-03 04:07:13,419 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 22 [2022-11-03 04:07:13,509 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2022-11-03 04:07:13,532 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2022-11-03 04:07:13,559 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2022-11-03 04:07:13,581 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 29 [2022-11-03 04:07:13,598 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:07:13,669 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2022-11-03 04:07:13,684 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:07:13,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:07:13,750 INFO L356 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-03 04:07:13,751 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 49 [2022-11-03 04:07:13,765 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 24 [2022-11-03 04:07:14,315 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:07:14,316 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-11-03 04:07:14,419 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:07:14,419 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:07:14,442 INFO L356 Elim1Store]: treesize reduction 33, result has 25.0 percent of original size [2022-11-03 04:07:14,442 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 75 treesize of output 35 [2022-11-03 04:07:14,483 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 60 proven. 32 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-03 04:07:14,483 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:07:14,863 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5322 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_91| Int)) (or (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_91|)) (not (= (let ((.cse1 (+ |v_ULTIMATE.start_main_~head~1#1.offset_91| 4))) (select (let ((.cse0 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|) (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|)))) (select .cse0 (select (select .cse0 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1))) (+ 4 (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_5322) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1)))) 0)) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_91|))) is different from false [2022-11-03 04:07:14,899 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5319 Int) (v_ArrVal_5318 Int) (v_ArrVal_5322 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_91| Int)) (or (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_91|)) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_91|) (not (= (let ((.cse3 (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (.cse1 (+ |v_ULTIMATE.start_main_~head~1#1.offset_91| 4))) (select (let ((.cse0 (let ((.cse2 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse3 v_ArrVal_5319)))) (store .cse2 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse2 |c_ULTIMATE.start_dll_create_~head~0#1.base|) (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))))) (select .cse0 (select (select .cse0 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1))) (+ (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse3 v_ArrVal_5318)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_5322) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1) 4))) 0)))) is different from false [2022-11-03 04:07:14,921 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:07:14,921 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 120 treesize of output 126 [2022-11-03 04:07:14,950 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:07:14,951 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 223 treesize of output 219 [2022-11-03 04:07:14,960 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 202 [2022-11-03 04:08:11,656 WARN L234 SmtUtils]: Spent 48.24s on a formula simplification. DAG size of input: 57 DAG size of output: 47 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 04:08:11,686 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:08:11,687 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 88 treesize of output 65 [2022-11-03 04:08:11,717 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:08:11,718 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 88 treesize of output 65 [2022-11-03 04:08:11,751 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:08:11,751 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 88 treesize of output 65 [2022-11-03 04:08:11,775 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) (.cse2 (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12))) (and (forall ((v_arrayElimArr_36 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_91| Int)) (or (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_91|)) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_91|) (not (= (select (let ((.cse0 (let ((.cse1 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_arrayElimArr_36))) (store .cse1 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse1 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))))) (select .cse0 (select (select .cse0 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_91| 4)))) (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0)) (not (= (select v_arrayElimArr_36 .cse3) |c_ULTIMATE.start_dll_create_~head~0#1.base|)))) (or (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (forall ((v_arrayElimCell_2599 Int) (v_arrayElimArr_38 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_91| Int)) (or (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_91|)) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_91|) (not (= (select (let ((.cse4 (let ((.cse5 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_arrayElimArr_38))) (store .cse5 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse5 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))))) (select .cse4 (select (select .cse4 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_91| 4)))) (+ v_arrayElimCell_2599 4)) 0)) (not (= (select v_arrayElimArr_38 .cse3) |c_ULTIMATE.start_dll_create_~head~0#1.base|))))) (forall ((v_arrayElimArr_37 (Array Int Int)) (v_arrayElimCell_2599 Int) (|v_ULTIMATE.start_main_~head~1#1.offset_91| Int)) (or (= |v_ULTIMATE.start_main_~head~1#1.offset_91| |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_91|)) (not (= (select v_arrayElimArr_37 .cse3) |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_91|) (not (= (select (let ((.cse6 (let ((.cse7 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_arrayElimArr_37))) (store .cse7 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse7 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))))) (select .cse6 (select (select .cse6 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_91| 4)))) (+ v_arrayElimCell_2599 4)) 0)))))) is different from false [2022-11-03 04:08:12,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:12,106 INFO L356 Elim1Store]: treesize reduction 35, result has 53.3 percent of original size [2022-11-03 04:08:12,107 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 71 treesize of output 93 [2022-11-03 04:08:12,135 INFO L356 Elim1Store]: treesize reduction 19, result has 34.5 percent of original size [2022-11-03 04:08:12,135 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 70 [2022-11-03 04:08:15,054 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:08:15,055 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 120 treesize of output 81 [2022-11-03 04:08:15,061 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:15,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:15,076 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:08:15,077 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1975 treesize of output 1691 [2022-11-03 04:08:15,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:15,116 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:08:15,116 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 1691 treesize of output 1063 [2022-11-03 04:08:15,136 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 158 [2022-11-03 04:08:15,785 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 60 proven. 18 refuted. 0 times theorem prover too weak. 11 trivial. 14 not checked. [2022-11-03 04:08:15,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1033304440] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 04:08:15,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [976013913] [2022-11-03 04:08:15,787 INFO L159 IcfgInterpreter]: Started Sifa with 30 locations of interest [2022-11-03 04:08:15,787 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:08:15,788 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:08:15,788 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:08:15,788 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:08:15,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:15,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:15,822 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-03 04:08:15,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:15,871 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-03 04:08:15,881 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:08:15,890 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:08:15,909 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:15,917 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:15,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:15,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:15,929 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-11-03 04:08:15,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:15,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:15,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:15,952 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2022-11-03 04:08:15,978 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:15,988 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:16,004 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:08:16,013 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:08:16,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,028 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:08:16,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,063 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:08:16,076 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:08:16,089 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:08:16,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,145 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-03 04:08:16,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,185 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 58 [2022-11-03 04:08:16,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,215 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:08:16,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,228 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:08:16,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,256 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:08:16,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,269 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:08:16,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,290 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 70 [2022-11-03 04:08:16,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,330 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 82 [2022-11-03 04:08:16,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,349 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:08:16,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,370 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:08:16,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,457 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,458 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,462 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,476 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:08:16,477 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 345 treesize of output 326 [2022-11-03 04:08:16,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,494 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,524 INFO L356 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-03 04:08:16,525 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 339 treesize of output 341 [2022-11-03 04:08:16,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,546 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,568 INFO L356 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-03 04:08:16,568 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 339 treesize of output 341 [2022-11-03 04:08:16,650 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,651 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,691 INFO L356 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-03 04:08:16,692 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 348 treesize of output 353 [2022-11-03 04:08:16,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,730 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,731 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,733 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,745 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:08:16,746 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 345 treesize of output 326 [2022-11-03 04:08:16,762 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,764 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,786 INFO L356 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-03 04:08:16,786 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 348 treesize of output 353 [2022-11-03 04:08:16,905 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,906 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,907 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,937 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:08:16,937 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 357 treesize of output 358 [2022-11-03 04:08:16,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,979 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,980 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:16,983 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:16,995 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:08:16,995 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 341 treesize of output 322 [2022-11-03 04:08:17,016 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:17,017 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:17,018 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:17,043 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:08:17,044 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 353 treesize of output 354 [2022-11-03 04:08:17,351 INFO L356 Elim1Store]: treesize reduction 132, result has 17.0 percent of original size [2022-11-03 04:08:17,352 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 510 treesize of output 511 [2022-11-03 04:08:17,664 INFO L356 Elim1Store]: treesize reduction 396, result has 10.4 percent of original size [2022-11-03 04:08:17,665 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 7 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 548 treesize of output 544 [2022-11-03 04:08:17,744 INFO L356 Elim1Store]: treesize reduction 118, result has 13.9 percent of original size [2022-11-03 04:08:17,744 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 552 treesize of output 450 [2022-11-03 04:08:17,812 INFO L356 Elim1Store]: treesize reduction 142, result has 11.8 percent of original size [2022-11-03 04:08:17,813 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 552 treesize of output 537 [2022-11-03 04:08:17,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:17,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:17,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:17,926 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:18,065 INFO L356 Elim1Store]: treesize reduction 442, result has 8.1 percent of original size [2022-11-03 04:08:18,066 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 39 case distinctions, treesize of input 557 treesize of output 556 [2022-11-03 04:08:18,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:18,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:18,153 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:08:18,154 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 450 [2022-11-03 04:08:18,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:18,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:18,219 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:08:18,220 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 537 [2022-11-03 04:08:18,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:18,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:18,371 INFO L356 Elim1Store]: treesize reduction 122, result has 13.5 percent of original size [2022-11-03 04:08:18,372 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 450 [2022-11-03 04:08:18,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:18,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:18,393 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:18,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:18,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:18,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:18,399 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:18,573 INFO L356 Elim1Store]: treesize reduction 496, result has 7.3 percent of original size [2022-11-03 04:08:18,573 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 8 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 47 case distinctions, treesize of input 566 treesize of output 568 [2022-11-03 04:08:18,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:18,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:18,672 INFO L356 Elim1Store]: treesize reduction 146, result has 11.5 percent of original size [2022-11-03 04:08:18,673 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 556 treesize of output 537 [2022-11-03 04:08:18,750 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:18,756 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:08:18,762 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:08:18,772 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:08:18,780 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:18,787 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:08:18,803 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:18,812 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:18,829 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:08:18,830 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:08:18,842 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:18,856 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:08:18,857 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:08:18,877 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:08:18,883 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:08:18,895 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:08:18,901 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:08:18,907 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:08:18,918 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:18,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:18,926 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:08:18,933 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:18,946 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:18,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:18,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:18,957 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:08:18,965 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:18,979 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:18,986 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:08:18,993 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:08:19,010 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:08:19,020 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:08:19,031 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:19,054 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:19,070 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:08:19,071 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:08:19,081 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:19,092 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:19,109 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:08:19,110 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:08:19,414 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:08:19,421 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:08:19,487 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:19,507 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 04:08:19,508 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 155 [2022-11-03 04:08:19,556 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:08:19,568 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:08:19,619 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:19,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:19,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:19,637 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:19,643 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-03 04:08:19,644 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 284 treesize of output 285 [2022-11-03 04:08:19,696 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:19,712 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 04:08:27,325 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '10100#(and (<= |ULTIMATE.start_dll_create_#res#1.offset| 0) (or (not (= |ULTIMATE.start_main_~head~1#1.base| 0)) (not (= |ULTIMATE.start_main_~head~1#1.offset| 0))) (not (= (select (select |#memory_int| |ULTIMATE.start_main_~head~1#1.base|) |ULTIMATE.start_main_~head~1#1.offset|) 0)) (<= (+ |ULTIMATE.start_main_~head~1#1.offset| 16) (select |#length| |ULTIMATE.start_main_~head~1#1.base|)) (<= 0 |ULTIMATE.start_main_~head~1#1.offset|) (<= 5 |ULTIMATE.start_dll_create_#in~len#1|) (= |ULTIMATE.start_main_~len~0#1| 5) (<= |ULTIMATE.start_dll_create_~len#1| 0) (= |ULTIMATE.start_main_~temp~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 12))) (= |#NULL.offset| 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (<= 0 |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_#in~len#1| 5) (<= 0 |#StackHeapBarrier|) (<= 0 |ULTIMATE.start_dll_create_#res#1.offset|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 12)) |ULTIMATE.start_main_~temp~0#1.base|) (= |#NULL.base| 0) (= (select |#valid| |ULTIMATE.start_main_~head~1#1.base|) 1))' at error location [2022-11-03 04:08:27,326 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 04:08:27,326 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 04:08:27,326 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16, 19] total 48 [2022-11-03 04:08:27,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744935902] [2022-11-03 04:08:27,326 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 04:08:27,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-11-03 04:08:27,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:08:27,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-11-03 04:08:27,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=297, Invalid=4120, Unknown=17, NotChecked=396, Total=4830 [2022-11-03 04:08:27,329 INFO L87 Difference]: Start difference. First operand 119 states and 131 transitions. Second operand has 48 states, 48 states have (on average 3.3125) internal successors, (159), 48 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:08:28,469 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse4 (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (.cse3 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) (.cse2 (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12)) (.cse7 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (and (<= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (forall ((v_arrayElimArr_36 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_91| Int)) (or (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_91|)) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_91|) (not (= (select (let ((.cse0 (let ((.cse1 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_arrayElimArr_36))) (store .cse1 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse1 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))))) (select .cse0 (select (select .cse0 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_91| 4)))) (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0)) (not (= (select v_arrayElimArr_36 .cse3) |c_ULTIMATE.start_dll_create_~head~0#1.base|)))) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (or .cse4 (forall ((v_arrayElimCell_2599 Int) (v_arrayElimArr_38 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_91| Int)) (or (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_91|)) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_91|) (not (= (select (let ((.cse5 (let ((.cse6 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_arrayElimArr_38))) (store .cse6 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse6 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))))) (select .cse5 (select (select .cse5 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_91| 4)))) (+ v_arrayElimCell_2599 4)) 0)) (not (= (select v_arrayElimArr_38 .cse3) |c_ULTIMATE.start_dll_create_~head~0#1.base|))))) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| .cse7)) (= (select (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) 0) .cse4 (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0) (not (= 0 |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (forall ((v_arrayElimArr_37 (Array Int Int)) (v_arrayElimCell_2599 Int) (|v_ULTIMATE.start_main_~head~1#1.offset_91| Int)) (or (= |v_ULTIMATE.start_main_~head~1#1.offset_91| |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_91|)) (not (= (select v_arrayElimArr_37 .cse3) |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_91|) (not (= (select (let ((.cse8 (let ((.cse9 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_arrayElimArr_37))) (store .cse9 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse9 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))))) (select .cse8 (select (select .cse8 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_91| 4)))) (+ v_arrayElimCell_2599 4)) 0)))) (not (= .cse7 |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (not (= .cse7 0)) (= (select (select |c_#memory_int| .cse7) 0) 0) (= (select |c_#valid| .cse7) 1) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1))) is different from false [2022-11-03 04:08:28,480 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse4 (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (.cse3 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) (.cse2 (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12)) (.cse7 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (and (<= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (forall ((v_arrayElimArr_36 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_91| Int)) (or (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_91|)) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_91|) (not (= (select (let ((.cse0 (let ((.cse1 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_arrayElimArr_36))) (store .cse1 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse1 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))))) (select .cse0 (select (select .cse0 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_91| 4)))) (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0)) (not (= (select v_arrayElimArr_36 .cse3) |c_ULTIMATE.start_dll_create_~head~0#1.base|)))) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (or .cse4 (forall ((v_arrayElimCell_2599 Int) (v_arrayElimArr_38 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_91| Int)) (or (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_91|)) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_91|) (not (= (select (let ((.cse5 (let ((.cse6 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_arrayElimArr_38))) (store .cse6 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse6 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))))) (select .cse5 (select (select .cse5 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_91| 4)))) (+ v_arrayElimCell_2599 4)) 0)) (not (= (select v_arrayElimArr_38 .cse3) |c_ULTIMATE.start_dll_create_~head~0#1.base|))))) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| .cse7)) (= (select (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) 0) .cse4 (not (= 0 |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (forall ((v_arrayElimArr_37 (Array Int Int)) (v_arrayElimCell_2599 Int) (|v_ULTIMATE.start_main_~head~1#1.offset_91| Int)) (or (= |v_ULTIMATE.start_main_~head~1#1.offset_91| |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_91|)) (not (= (select v_arrayElimArr_37 .cse3) |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_91|) (not (= (select (let ((.cse8 (let ((.cse9 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_arrayElimArr_37))) (store .cse9 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse9 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))))) (select .cse8 (select (select .cse8 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_91| 4)))) (+ v_arrayElimCell_2599 4)) 0)))) (not (= .cse7 |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (not (= .cse7 0)) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1))) is different from false [2022-11-03 04:08:28,491 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse4 (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (.cse3 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) (.cse2 (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12)) (.cse7 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (and (<= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (forall ((v_arrayElimArr_36 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_91| Int)) (or (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_91|)) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_91|) (not (= (select (let ((.cse0 (let ((.cse1 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_arrayElimArr_36))) (store .cse1 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse1 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))))) (select .cse0 (select (select .cse0 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_91| 4)))) (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0)) (not (= (select v_arrayElimArr_36 .cse3) |c_ULTIMATE.start_dll_create_~head~0#1.base|)))) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (or .cse4 (forall ((v_arrayElimCell_2599 Int) (v_arrayElimArr_38 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_91| Int)) (or (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_91|)) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_91|) (not (= (select (let ((.cse5 (let ((.cse6 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_arrayElimArr_38))) (store .cse6 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse6 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))))) (select .cse5 (select (select .cse5 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_91| 4)))) (+ v_arrayElimCell_2599 4)) 0)) (not (= (select v_arrayElimArr_38 .cse3) |c_ULTIMATE.start_dll_create_~head~0#1.base|))))) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| .cse7)) (= (select (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) 0) .cse4 (not (= 0 |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (forall ((v_arrayElimArr_37 (Array Int Int)) (v_arrayElimCell_2599 Int) (|v_ULTIMATE.start_main_~head~1#1.offset_91| Int)) (or (= |v_ULTIMATE.start_main_~head~1#1.offset_91| |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_91|)) (not (= (select v_arrayElimArr_37 .cse3) |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_91|) (not (= (select (let ((.cse8 (let ((.cse9 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_arrayElimArr_37))) (store .cse9 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse9 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))))) (select .cse8 (select (select .cse8 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |v_ULTIMATE.start_main_~head~1#1.offset_91| 4)))) (+ v_arrayElimCell_2599 4)) 0)))) (not (= .cse7 |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (not (= .cse7 0)) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0))) is different from false [2022-11-03 04:08:30,657 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse9 (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|)) (.cse2 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (let ((.cse4 (select .cse9 .cse2)) (.cse3 (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12)) (.cse1 (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|)) (.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (and (<= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| .cse0)) (= (select (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) 0) (= (select .cse1 .cse2) |c_ULTIMATE.start_dll_create_~head~0#1.base|) (not (= .cse3 0)) (= .cse4 0) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (not (= 0 |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| .cse4) (not (= .cse0 |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (forall ((v_ArrVal_5319 Int) (v_ArrVal_5318 Int) (v_ArrVal_5322 (Array Int Int)) (|v_ULTIMATE.start_main_~head~1#1.offset_91| Int)) (or (not (<= 0 |v_ULTIMATE.start_main_~head~1#1.offset_91|)) (< |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| |v_ULTIMATE.start_main_~head~1#1.offset_91|) (not (= (let ((.cse8 (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (.cse6 (+ |v_ULTIMATE.start_main_~head~1#1.offset_91| 4))) (select (let ((.cse5 (let ((.cse7 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store .cse1 .cse8 v_ArrVal_5319)))) (store .cse7 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse7 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse3 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))))) (select .cse5 (select (select .cse5 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse6))) (+ (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store .cse9 .cse8 v_ArrVal_5318)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_5322) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse6) 4))) 0)))) (not (= .cse0 0)) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) 0)))) is different from false [2022-11-03 04:08:44,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:08:44,874 INFO L93 Difference]: Finished difference Result 113 states and 121 transitions. [2022-11-03 04:08:44,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-11-03 04:08:44,875 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 48 states have (on average 3.3125) internal successors, (159), 48 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2022-11-03 04:08:44,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:08:44,876 INFO L225 Difference]: With dead ends: 113 [2022-11-03 04:08:44,876 INFO L226 Difference]: Without dead ends: 113 [2022-11-03 04:08:44,878 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 164 SyntacticMatches, 14 SemanticMatches, 88 ConstructedPredicates, 7 IntricatePredicates, 0 DeprecatedPredicates, 2440 ImplicationChecksByTransitivity, 85.2s TimeCoverageRelationStatistics Valid=572, Invalid=6241, Unknown=21, NotChecked=1176, Total=8010 [2022-11-03 04:08:44,879 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 40 mSDsluCounter, 1031 mSDsCounter, 0 mSdLazyCounter, 653 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 994 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 570 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-03 04:08:44,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 994 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 653 Invalid, 0 Unknown, 570 Unchecked, 0.8s Time] [2022-11-03 04:08:44,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2022-11-03 04:08:44,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 109. [2022-11-03 04:08:44,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 95 states have (on average 1.231578947368421) internal successors, (117), 108 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:08:44,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 117 transitions. [2022-11-03 04:08:44,884 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 117 transitions. Word has length 71 [2022-11-03 04:08:44,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:08:44,884 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 117 transitions. [2022-11-03 04:08:44,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 3.3125) internal successors, (159), 48 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:08:44,885 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 117 transitions. [2022-11-03 04:08:44,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-03 04:08:44,886 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:08:44,886 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:08:44,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-11-03 04:08:45,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:08:45,095 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:08:45,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:08:45,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1116096108, now seen corresponding path program 1 times [2022-11-03 04:08:45,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:08:45,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584004658] [2022-11-03 04:08:45,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:08:45,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:08:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:08:47,643 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 64 proven. 41 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-03 04:08:47,643 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:08:47,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584004658] [2022-11-03 04:08:47,644 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584004658] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:08:47,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [55432906] [2022-11-03 04:08:47,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:08:47,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:08:47,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:08:47,646 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:08:47,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-11-03 04:08:48,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:08:48,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-03 04:08:48,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:08:48,112 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:08:48,158 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-03 04:08:48,159 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-03 04:08:48,241 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:08:48,309 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:08:48,329 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:08:48,360 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-03 04:08:48,492 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-03 04:08:48,492 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-03 04:08:48,541 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-03 04:08:48,554 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-03 04:08:48,566 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-03 04:08:48,590 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:08:48,596 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-03 04:08:48,603 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:08:48,661 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-03 04:08:48,670 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:08:48,677 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:08:48,722 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-03 04:08:48,723 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 74 [2022-11-03 04:08:48,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:48,731 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 38 [2022-11-03 04:08:48,740 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 24 [2022-11-03 04:08:48,971 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-11-03 04:08:48,974 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 15 [2022-11-03 04:08:49,052 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 70 proven. 29 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-03 04:08:49,052 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:08:49,234 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5718 (Array Int Int)) (v_ArrVal_5717 (Array Int Int)) (v_ArrVal_5719 Int)) (= (let ((.cse0 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (select (select (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_dll_create_~head~0#1.base|) (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12) v_ArrVal_5719)) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_5717) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse0)) (+ 16 (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_5718) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse0)))) 0)) is different from false [2022-11-03 04:08:49,275 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5715 Int) (v_ArrVal_5714 Int) (v_ArrVal_5713 (Array Int Int)) (v_ArrVal_5718 (Array Int Int)) (v_ArrVal_5719 Int) (v_ArrVal_5717 (Array Int Int))) (= (let ((.cse1 (+ 12 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (.cse2 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_5713))) (store .cse0 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse0 |c_ULTIMATE.start_dll_create_~head~0#1.base|) (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12) v_ArrVal_5719))) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1 v_ArrVal_5715)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_5717) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse2)) (+ (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| (store (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1 v_ArrVal_5714)) |c_ULTIMATE.start_dll_create_~head~0#1.base| v_ArrVal_5718) |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse2) 16))) 0)) is different from false [2022-11-03 04:08:49,291 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:08:49,291 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 79 [2022-11-03 04:08:49,295 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 116 [2022-11-03 04:08:49,302 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2022-11-03 04:08:49,313 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:08:49,313 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 90 [2022-11-03 04:08:49,317 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 126 [2022-11-03 04:08:49,321 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 109 [2022-11-03 04:08:49,448 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse19 (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse4 (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 16)) (.cse6 (+ |c_ULTIMATE.start_dll_create_~head~0#1.offset| 12)) (.cse0 (not .cse19))) (and (or .cse0 (forall ((v_arrayElimCell_2808 Int) (v_ArrVal_5713 (Array Int Int)) (v_arrayElimCell_2806 Int) (v_ArrVal_5719 Int)) (let ((.cse5 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_5713))) (let ((.cse3 (store (select .cse5 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse6 v_ArrVal_5719))) (let ((.cse2 (+ 16 v_arrayElimCell_2808)) (.cse1 (select (store .cse5 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse3) v_arrayElimCell_2806))) (or (= (select .cse1 .cse2) 0) (= (select .cse3 .cse2) 0) (= (select .cse1 .cse4) 0))))))) (forall ((v_arrayElimCell_2808 Int) (v_ArrVal_5713 (Array Int Int)) (v_arrayElimCell_2806 Int) (v_ArrVal_5719 Int)) (let ((.cse7 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_5713))) (let ((.cse10 (select .cse7 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse8 (store .cse10 .cse6 v_ArrVal_5719)) (.cse9 (+ 16 v_arrayElimCell_2808))) (or (= (select (select (store .cse7 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse8) v_arrayElimCell_2806) .cse9) 0) (= (select .cse8 .cse9) 0) (= (select .cse10 .cse4) 0)))))) (forall ((v_arrayElimCell_2808 Int) (v_ArrVal_5713 (Array Int Int)) (v_arrayElimCell_2806 Int) (v_ArrVal_5719 Int)) (let ((.cse15 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_5713))) (let ((.cse14 (select .cse15 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (let ((.cse13 (store .cse14 .cse6 v_ArrVal_5719))) (let ((.cse12 (+ 16 v_arrayElimCell_2808)) (.cse11 (select (store .cse15 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse13) v_arrayElimCell_2806))) (or (= (select .cse11 .cse12) 0) (= (select .cse13 .cse12) 0) (= (select .cse11 .cse4) 0) (= (select .cse14 .cse4) 0))))))) (or .cse0 (and (forall ((v_arrayElimCell_2808 Int) (v_ArrVal_5713 (Array Int Int)) (v_arrayElimCell_2806 Int) (v_ArrVal_5719 Int)) (let ((.cse16 (select (let ((.cse17 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_5713))) (store .cse17 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse17 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse6 v_ArrVal_5719))) v_arrayElimCell_2806))) (or (= (select .cse16 (+ 16 v_arrayElimCell_2808)) 0) (= (select .cse16 .cse4) 0)))) (forall ((v_arrayElimCell_2808 Int) (v_ArrVal_5713 (Array Int Int)) (v_arrayElimCell_2806 Int) (v_ArrVal_5719 Int)) (= (select (select (let ((.cse18 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_5713))) (store .cse18 |c_ULTIMATE.start_dll_create_~head~0#1.base| (store (select .cse18 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse6 v_ArrVal_5719))) v_arrayElimCell_2806) (+ 16 v_arrayElimCell_2808)) 0)))) (or .cse19 (forall ((v_ArrVal_5713 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_5713) |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse4) 0))) (or (forall ((v_arrayElimCell_2808 Int) (v_ArrVal_5713 (Array Int Int)) (v_arrayElimCell_2806 Int) (v_ArrVal_5719 Int)) (let ((.cse20 (store |c_#memory_int| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| v_ArrVal_5713))) (let ((.cse21 (store (select .cse20 |c_ULTIMATE.start_dll_create_~head~0#1.base|) .cse6 v_ArrVal_5719)) (.cse22 (+ 16 v_arrayElimCell_2808))) (or (= (select (select (store .cse20 |c_ULTIMATE.start_dll_create_~head~0#1.base| .cse21) v_arrayElimCell_2806) .cse22) 0) (= (select .cse21 .cse22) 0))))) .cse0)))) is different from false [2022-11-03 04:08:49,918 INFO L356 Elim1Store]: treesize reduction 14, result has 63.2 percent of original size [2022-11-03 04:08:49,918 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 67 [2022-11-03 04:08:49,995 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:08:49,995 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 21 [2022-11-03 04:08:50,004 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:08:50,004 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 33 [2022-11-03 04:08:50,038 INFO L356 Elim1Store]: treesize reduction 14, result has 63.2 percent of original size [2022-11-03 04:08:50,038 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 55 [2022-11-03 04:08:50,998 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:08:50,998 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 147 treesize of output 97 [2022-11-03 04:08:51,003 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:51,016 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:08:51,017 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1656 treesize of output 1622 [2022-11-03 04:08:51,070 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:08:51,071 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1652 treesize of output 1492 [2022-11-03 04:08:51,092 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1462 treesize of output 1398 [2022-11-03 04:08:51,125 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2022-11-03 04:08:51,169 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:08:51,170 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1410 treesize of output 1382 [2022-11-03 04:08:52,740 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 70 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 16 not checked. [2022-11-03 04:08:52,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [55432906] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 04:08:52,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1617035392] [2022-11-03 04:08:52,743 INFO L159 IcfgInterpreter]: Started Sifa with 23 locations of interest [2022-11-03 04:08:52,743 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 04:08:52,743 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 04:08:52,744 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 04:08:52,744 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 04:08:52,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:52,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:52,774 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-03 04:08:52,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:52,799 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-03 04:08:52,809 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:08:52,818 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:08:52,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:52,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:52,840 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-11-03 04:08:52,851 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:52,861 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:52,876 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:52,884 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:52,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:52,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:52,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:52,899 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2022-11-03 04:08:52,918 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:08:52,925 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:08:52,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:52,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:52,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:52,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:52,942 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:08:52,963 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:08:52,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:52,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:52,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:52,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:52,980 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:08:52,994 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:08:53,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,042 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-03 04:08:53,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,077 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 58 [2022-11-03 04:08:53,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,096 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:08:53,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,110 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2022-11-03 04:08:53,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,134 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:08:53,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,149 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:08:53,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,168 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 70 [2022-11-03 04:08:53,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,199 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 82 [2022-11-03 04:08:53,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,216 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:08:53,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,234 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2022-11-03 04:08:53,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,286 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,315 INFO L356 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-03 04:08:53,315 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 339 treesize of output 341 [2022-11-03 04:08:53,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,342 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,343 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,345 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,355 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:08:53,356 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 345 treesize of output 326 [2022-11-03 04:08:53,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,371 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,390 INFO L356 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-03 04:08:53,390 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 339 treesize of output 341 [2022-11-03 04:08:53,465 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,466 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,502 INFO L356 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-03 04:08:53,502 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 348 treesize of output 353 [2022-11-03 04:08:53,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,548 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,549 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,551 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,562 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:08:53,562 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 345 treesize of output 326 [2022-11-03 04:08:53,576 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,579 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,601 INFO L356 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-03 04:08:53,602 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 348 treesize of output 353 [2022-11-03 04:08:53,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,738 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,738 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:53,741 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,751 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-03 04:08:53,752 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 345 treesize of output 326 [2022-11-03 04:08:53,771 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,772 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,772 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,796 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:08:53,796 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 357 treesize of output 358 [2022-11-03 04:08:53,817 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,823 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,824 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:53,847 INFO L356 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2022-11-03 04:08:53,848 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 353 treesize of output 354 [2022-11-03 04:08:54,126 INFO L356 Elim1Store]: treesize reduction 132, result has 17.0 percent of original size [2022-11-03 04:08:54,127 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 545 treesize of output 538 [2022-11-03 04:08:54,328 INFO L356 Elim1Store]: treesize reduction 200, result has 14.5 percent of original size [2022-11-03 04:08:54,328 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 587 treesize of output 479 [2022-11-03 04:08:54,502 INFO L356 Elim1Store]: treesize reduction 396, result has 10.4 percent of original size [2022-11-03 04:08:54,503 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 7 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 583 treesize of output 579 [2022-11-03 04:08:54,604 INFO L356 Elim1Store]: treesize reduction 200, result has 13.8 percent of original size [2022-11-03 04:08:54,604 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 587 treesize of output 557 [2022-11-03 04:08:54,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:54,784 INFO L356 Elim1Store]: treesize reduction 206, result has 14.2 percent of original size [2022-11-03 04:08:54,784 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 591 treesize of output 479 [2022-11-03 04:08:54,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:54,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:54,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:54,807 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:54,987 INFO L356 Elim1Store]: treesize reduction 442, result has 8.1 percent of original size [2022-11-03 04:08:54,988 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 39 case distinctions, treesize of input 592 treesize of output 591 [2022-11-03 04:08:55,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:55,107 INFO L356 Elim1Store]: treesize reduction 210, result has 13.2 percent of original size [2022-11-03 04:08:55,107 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 591 treesize of output 557 [2022-11-03 04:08:55,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:55,272 INFO L356 Elim1Store]: treesize reduction 206, result has 14.2 percent of original size [2022-11-03 04:08:55,272 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 591 treesize of output 479 [2022-11-03 04:08:55,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:55,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:55,294 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:55,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:55,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:55,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:55,299 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:55,459 INFO L356 Elim1Store]: treesize reduction 496, result has 7.3 percent of original size [2022-11-03 04:08:55,460 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 7 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 47 case distinctions, treesize of input 601 treesize of output 603 [2022-11-03 04:08:55,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:55,571 INFO L356 Elim1Store]: treesize reduction 210, result has 13.2 percent of original size [2022-11-03 04:08:55,571 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 591 treesize of output 557 [2022-11-03 04:08:55,650 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:08:55,656 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:08:55,663 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:55,672 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:55,678 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:08:55,686 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:08:55,703 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:55,715 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:08:55,716 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:08:55,725 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:55,735 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:55,751 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:08:55,751 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:08:55,768 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:08:55,775 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:08:55,788 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:08:55,795 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:08:55,801 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 04:08:55,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:55,813 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-03 04:08:55,822 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:55,828 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:55,837 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:55,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:55,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:55,846 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 04:08:55,854 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:55,866 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:55,872 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:08:55,878 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:08:55,888 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:55,894 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:08:55,902 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:08:55,919 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:55,934 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-03 04:08:55,934 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2022-11-03 04:08:55,945 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:55,957 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 04:08:55,957 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-03 04:08:55,967 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:56,219 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:08:56,225 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 04:08:56,269 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:08:56,279 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:56,296 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 04:08:56,296 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 155 [2022-11-03 04:08:56,347 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 04:08:56,385 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:56,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:56,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:08:56,399 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 04:08:56,405 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-03 04:08:56,405 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 284 treesize of output 285 [2022-11-03 04:08:56,447 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 04:08:56,462 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 04:09:01,803 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '10855#(and (<= |ULTIMATE.start_dll_create_#res#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 8)) 0) (<= 0 |ULTIMATE.start_main_~head~1#1.offset|) (<= 5 |ULTIMATE.start_dll_create_#in~len#1|) (= |ULTIMATE.start_main_~len~0#1| 5) (<= |ULTIMATE.start_dll_create_~len#1| 0) (= |#NULL.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~head~1#1.base|) |ULTIMATE.start_main_~head~1#1.offset|) 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (<= 0 |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (not (= (select (select |#memory_int| |ULTIMATE.start_main_~head~1#1.base|) (+ |ULTIMATE.start_main_~head~1#1.offset| 16)) 0)) (<= |ULTIMATE.start_dll_create_#in~len#1| 5) (<= 0 |#StackHeapBarrier|) (<= 0 |ULTIMATE.start_dll_create_#res#1.offset|) (<= (+ |ULTIMATE.start_main_~head~1#1.offset| 20) (select |#length| |ULTIMATE.start_main_~head~1#1.base|)) (= |#NULL.base| 0) (= (select |#valid| |ULTIMATE.start_main_~head~1#1.base|) 1))' at error location [2022-11-03 04:09:01,803 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 04:09:01,803 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 04:09:01,804 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 15, 18] total 43 [2022-11-03 04:09:01,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24237005] [2022-11-03 04:09:01,804 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 04:09:01,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2022-11-03 04:09:01,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:09:01,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2022-11-03 04:09:01,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=274, Invalid=2911, Unknown=19, NotChecked=336, Total=3540 [2022-11-03 04:09:01,806 INFO L87 Difference]: Start difference. First operand 109 states and 117 transitions. Second operand has 43 states, 43 states have (on average 3.627906976744186) internal successors, (156), 43 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:09:03,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:09:03,541 INFO L93 Difference]: Finished difference Result 111 states and 119 transitions. [2022-11-03 04:09:03,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-03 04:09:03,542 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 43 states have (on average 3.627906976744186) internal successors, (156), 43 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2022-11-03 04:09:03,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:09:03,542 INFO L225 Difference]: With dead ends: 111 [2022-11-03 04:09:03,543 INFO L226 Difference]: Without dead ends: 111 [2022-11-03 04:09:03,543 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 252 GetRequests, 170 SyntacticMatches, 11 SemanticMatches, 71 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 1858 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=479, Invalid=4344, Unknown=19, NotChecked=414, Total=5256 [2022-11-03 04:09:03,544 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 28 mSDsluCounter, 586 mSDsCounter, 0 mSdLazyCounter, 564 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 607 SdHoareTripleChecker+Invalid, 915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 564 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 332 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-03 04:09:03,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 607 Invalid, 915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 564 Invalid, 0 Unknown, 332 Unchecked, 0.6s Time] [2022-11-03 04:09:03,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2022-11-03 04:09:03,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 110. [2022-11-03 04:09:03,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 96 states have (on average 1.2291666666666667) internal successors, (118), 109 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:09:03,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 118 transitions. [2022-11-03 04:09:03,547 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 118 transitions. Word has length 71 [2022-11-03 04:09:03,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:09:03,548 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 118 transitions. [2022-11-03 04:09:03,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 3.627906976744186) internal successors, (156), 43 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 04:09:03,548 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 118 transitions. [2022-11-03 04:09:03,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-03 04:09:03,549 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:09:03,549 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1] [2022-11-03 04:09:03,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2022-11-03 04:09:03,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2022-11-03 04:09:03,775 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr12REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 32 more)] === [2022-11-03 04:09:03,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:09:03,775 INFO L85 PathProgramCache]: Analyzing trace with hash 239243391, now seen corresponding path program 2 times [2022-11-03 04:09:03,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:09:03,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791757518] [2022-11-03 04:09:03,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:09:03,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:09:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:09:05,929 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 44 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-03 04:09:05,930 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:09:05,930 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791757518] [2022-11-03 04:09:05,930 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791757518] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:09:05,930 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [27152442] [2022-11-03 04:09:05,930 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-03 04:09:05,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:09:05,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:09:05,932 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:09:05,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e525b9b5-8161-40c1-aab1-3921bc51c54e/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-11-03 04:09:06,372 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-03 04:09:06,372 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-03 04:09:06,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 62 conjunts are in the unsatisfiable core [2022-11-03 04:09:06,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:09:06,390 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:09:06,423 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:09:06,447 INFO L356 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2022-11-03 04:09:06,447 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 27 [2022-11-03 04:09:06,579 INFO L356 Elim1Store]: treesize reduction 68, result has 31.3 percent of original size [2022-11-03 04:09:06,579 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 28 treesize of output 45 [2022-11-03 04:09:06,681 INFO L356 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-03 04:09:06,681 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 47 [2022-11-03 04:09:06,776 INFO L356 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-03 04:09:06,777 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 47 [2022-11-03 04:09:06,809 INFO L356 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-03 04:09:06,809 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 47 [2022-11-03 04:09:06,870 INFO L356 Elim1Store]: treesize reduction 45, result has 16.7 percent of original size [2022-11-03 04:09:06,870 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 43 [2022-11-03 04:09:06,885 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 04:09:07,039 INFO L356 Elim1Store]: treesize reduction 55, result has 14.1 percent of original size [2022-11-03 04:09:07,040 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 59 treesize of output 55 [2022-11-03 04:09:07,058 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 04:09:07,151 INFO L356 Elim1Store]: treesize reduction 118, result has 21.9 percent of original size [2022-11-03 04:09:07,151 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 143 treesize of output 96 [2022-11-03 04:09:07,159 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 123 [2022-11-03 04:09:13,748 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 86 [2022-11-03 04:09:16,578 INFO L356 Elim1Store]: treesize reduction 46, result has 74.3 percent of original size [2022-11-03 04:09:16,579 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 15 case distinctions, treesize of input 166 treesize of output 199 [2022-11-03 04:09:18,713 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 56 proven. 20 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-11-03 04:09:18,713 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 04:09:19,061 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:09:19,062 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 121 treesize of output 127 [2022-11-03 04:09:19,066 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 224 treesize of output 212 [2022-11-03 04:09:19,072 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 101 [2022-11-03 04:09:37,199 WARN L234 SmtUtils]: Spent 16.10s on a formula simplification. DAG size of input: 47 DAG size of output: 45 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 04:09:37,219 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:09:37,219 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 66 [2022-11-03 04:09:37,235 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:09:37,235 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 179 treesize of output 115 [2022-11-03 04:09:41,670 INFO L356 Elim1Store]: treesize reduction 14, result has 63.2 percent of original size [2022-11-03 04:09:41,670 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 75 [2022-11-03 04:09:41,709 INFO L356 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-11-03 04:09:41,709 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 16 [2022-11-03 04:09:43,274 INFO L356 Elim1Store]: treesize reduction 116, result has 34.5 percent of original size [2022-11-03 04:09:43,274 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 546 treesize of output 271 [2022-11-03 04:09:45,142 INFO L356 Elim1Store]: treesize reduction 617, result has 47.0 percent of original size [2022-11-03 04:09:45,147 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 12 new quantified variables, introduced 55 case distinctions, treesize of input 22045943 treesize of output 21020421 [2022-11-03 04:11:23,602 WARN L234 SmtUtils]: Spent 1.64m on a formula simplification. DAG size of input: 3236 DAG size of output: 3235 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-03 04:12:10,761 WARN L234 SmtUtils]: Spent 47.14s on a formula simplification that was a NOOP. DAG size: 3226 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-03 04:12:11,386 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:12:11,393 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 21259608 treesize of output 18671008 [2022-11-03 04:13:45,958 WARN L234 SmtUtils]: Spent 1.58m on a formula simplification. DAG size of input: 3265 DAG size of output: 3264 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-03 04:13:46,608 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 04:13:46,616 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 18670916 treesize of output 18670882 [2022-11-03 04:14:31,274 WARN L234 SmtUtils]: Spent 44.65s on a formula simplification that was a NOOP. DAG size: 3266 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)